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Language Notes - Theory of Knowledge

I know you'll find these TOK Language notes helpful, but there is an even better version available to our supporting members here (for the full Language notes) --along with some very helpful TOK videos and other sources for your TOK essay and exhibition. Click here to try IBMastery for free.

Language Quotes

  • "How often misused words generate misleading thoughts" (Herbert Spencer)
  • "The limits of my language stand for the limits of my world" (Ludwig Wittgenstein)
  • "If thought corrupts language, language can also corrupt thought."  (George Orwell)
  • "Language was given to man to disguise his thoughts." (Talleyrand)
  • "Who does not know another language, does not know his own." (Goethe)
  • "Language was the real innovation in our biological evolution; everything since has just made our words travel faster or last longer." (Steven Pinker)
  • "Man is the animal that speaks. Understanding language is thus the key to understanding man." (Thomas Szasz)

Language...

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Intuition Notes - Theory of Knowledge

I know you'll find this TOK Intuition notes helpful, but there is an even better version available to our supporting members here (the full Intuition notes) --along with some very helpful TOK videos and other sources for your TOK essay and exhibition. Click here to try IBMastery for free.

Intuition Quotes

  • “I believe in intuitions and inspirations...I sometimes FEEL that I am right. I do not KNOW that I am.” (Albert Einstein)
  • “Don’t let the noise of others’ opinions drown out your own inner voice." (Steve Jobs)

  • "Intuition is the clear conception of the whole at once" (Johann Kaspar Lavater).
  • “Intuition is a spiritual faculty and does not explain, but simply points the way” (Florence Scovel Shinn)
  • “I’m supposed to be a scientific person but I use intuition more than logic in making basic decisions” (Seymour R. Cray)
  • “Knowledge begins with intuitions, proceeds from thence to concepts, and then...
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Faith Notes - Theory of Knowledge

I know you'll find these TOK Faith notes helpful, but there is an even better version available to our supporting members here (the full Faith notes) --along with some very helpful TOK videos and other sources for your TOK essay and exhibition. Click here to subscribe.

Faith Quotes

  • “Faith consists in believing when it is beyond the power of reason to believe.” (Voltaire)
  • “Faith means believing the unbelievable.” (Anonymous)
  • "Some, indeed, demand to have the law proved, but this is because they lack education; for it shows lack of education not to know of what we should require proof, and of what we should not. For it is quite impossible that everything should have a proof; the process would go on to infinity, so there would be no proof... “ (Aristotle, Metaphysics)
  • “Faith is a passionate intuition.” (William Wordsworth)
  • “Faith is to believe what we do not see, and the reward of this faith is to see what we...
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Reason Notes - Theory of Knowledge

I know you'll find this TOK Reason notes helpful, but there is an even better version available to our supporting members here (the full Reason notes) --along with some very helpful TOK videos and other sources for your TOK essay and exhibition. Click here to try IBMastery for free.

Reason Quotes

  • "It has been said that man is a rational animal. All my life I have been searching for evidence which could support this." (Bertrand Russell)
  • "I do not feel obliged to believe that the same God who has endowed us with sense, reason, and intellect has intended us to forgo their use." (Galileo Galilei)
  • "He that will not reason is a bigot; he that cannot reason is a fool; and he that dares not reason is a slave." (William Drummond)
  • "Critical reason is the only alternative to violence so far discovered." (Karl Popper)
  • "Reason itself is a matter of faith. It is an act of faith to assert that our thoughts have any relation to reality at all." (G K Chesterton)
  • 'You do not...
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Memory Notes - Theory of Knowledge

I know you'll find these TOK Memory notes helpful, but there is an even better version available to our supporting members here (the full Memory notes) --along with some very helpful TOK videos and other sources for your TOK essay and exhibition. Click here to try IBMastery.

Memory Quotes 

  • "We can invent only with memory." (Alphonse Karr)
  • “Memory and imagination help [a man] as he works. Not only his own thoughts, but the thoughts of the men of past ages guide his hands; and, as a part of the human race, he creates.” (William Morris)
  • “Memory feeds imagination.” (Amy Tan)
  • “Memory is imagination in reverse.” (Stephen Evans)
  • "Memory is deceptive because it is coloured by today’s events." (Albert Einstein)
  • "It’s surprising how much memory is built around things unnoticed at the time." (Barbara Kingsolver)
  • "Memory is man’s greatest friend and worst enemy." (Gilbert Parker)
  • “I always think...
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Sense Perception Notes - Theory of Knowledge

I know you'll find these TOK Sense Perception notes helpful, but there is an even better version available to our supporting members here (the full Sense Perception notes) --along with some very helpful TOK videos and other sources for your TOK essay and exhibition. Click here to try IBMastery.

Sense Perception Quotes 

  • "The eye sees only what the mind is prepared to comprehend" (Henri Bergson).
  • "A fool sees not the same tree that the wise man sees. (William Blake).
  • "You can't depend on your eyes when your imagination is out of focus" (Mark Twain).
  • "Two thirds of what we see is behind our eyes" (Chinese proverb).
  • Nothing revives the past so completely as a smell that was once associated with it" (Vladimir Nabokov).

Sense Perception Definitions

  • "Perception by the senses rather than by the intellect." (Dictionary.com)
  • "Perception by or based on stimulation of the senses." (Medical Dictionary)

Sense perception has three steps:

We perceive the world...

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Ethics Notes - Theory of Knowledge

I know you'll find these TOK Ethics notes helpful, but there is an even better version available to our supporting members here (the full Ethics notes) --along with some very helpful TOK videos and other sources for your TOK essay and exhibition. Click here to join IBMastery.

Ethics Quotes

  • "Everything has been figured out, except how to live." (Jean-Paul Sartre)
  • "Happiness is good health and a bad memory." (Ingrid Bergman)
  • "The foundation of morality is to have done, once and for all, with lying." (Thomas Henry Huxley)
  • "A moral being is one who is capable of comparing his past and future actions or motives, and of approving or disapproving them." (Charles Darwin)
  • "Every man, in his own opinion, forms an exception to the ordinary rules of morality." (William Hazlitt) 
  • "Morality is not the doctrine of how we may make ourselves happy, but how we may make ourselves worthy of happiness." (Immanuel Kant) 
  • "A man without ethics is a wild beast loosed...
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Emotion Notes - Theory of Knowledge

I know you'll find these TOK Emotion notes helpful, but there is an even better version available to our supporting members here (the full Emotion notes) --along with some very helpful TOK videos and other sources for your TOK essay and exhibition. Click here to try IBMastery for free.

 Emotion Quotes 

  • "Feelings are not supposed to be logical. Dangerous is the man who has rationalized his emotions" (David Borenstein).
  • "Emotions are not just the fuel that powers the psychological mechanism of a reasoning creature, they are parts, highly complex and messy parts, of this creature's reasoning itself." (Martha Nussbaum)
  • "Anger is never without a reason but seldom a good one" (Benjamin Franklin).
  • "Nothing great is accomplished in the world without passion" (Georg Hegel).
  • "Man is a rational animal who always loses his temper when called upon to act in accordance with the dictates of reason." (Oscar Wilde)
  • “Anyone can be angry – that is easy. But to be...

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History Notes - Theory of Knowledge

I know you'll find these TOK History notes helpful, but there is an even better version available to our supporting members here (the full History notes) --along with some very helpful TOK videos and other sources for your TOK essay and exhibitions. Click here to join IBMastery.

History Quotes

  • “I have but one lamp by which my feet are guided, and that is the lamp of experience. I know no way of judging the future but by the past.” (Edward Gibbon)
  • "We spend a great deal of time studying history, which, let's face it, is mostly the history of stupidity." (Stephen Hawking)
  • “Men think themselves free because they are conscious of their actions, but ignorant of their causes.” (Baruch Spinoza)
  • "History is but the register of human crimes and misfortunes." (Voltaire)
  • "History will be kind to me, for I intend to write it." (Winston Churchill)
  • "Historians are dangerous people. They are capable of upsetting everything." (Nikita...
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Human Science Notes - Theory of Knowledge

I know you'll find these TOK Human Science notes helpful, but there is an even better version available to our supporting members here (the full Human Science notes) --along with some very helpful TOK videos and other sources for your TOK essay and exhibition. Click here to try IBMastery for free.

Human Sciences Quotes 

  • "The social sciences are good at accounting for disasters once they have taken place"  (Claude T Bissell)
  • "If it cannot be expressed in figures, it's not science; it is opinion." Lazarus Long
  • "Life is heredity plus environment." (Luther Burbank)
  • "An economist is an expert who will know tomorrow why the things he predicted yesterday did happen today." (Laurence J Peter)
  • "Human behaviour makes most sense when it is explained in terms of beliefs and desires, not in terms of volts and grams." (Steven Pinker)
  • "We need more understanding of human nature, because the only real danger that exists is man himself." (Carl Jung)
  • According to...
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