20 ideas
| 192 | Only one thing can be contrary to something [Plato] |
| 190 | If asked whether justice itself is just or unjust, you would have to say that it is just [Plato] |
| 20185 | The most important things in life are wisdom and knowledge [Plato] |
| 20184 | The only real evil is loss of knowledge [Plato] |
| 18969 | How do you distinguish three beliefs from four beliefs or two beliefs? [Quine] |
| 16634 | I can't be unaware of anything which is in me [Descartes] |
| 191 | Everything resembles everything else up to a point [Plato] |
| 18967 | A 'proposition' is said to be the timeless cognitive part of the meaning of a sentence [Quine] |
| 18968 | The problem with propositions is their individuation. When do two sentences express one proposition? [Quine] |
| 203 | Courage is knowing what should or shouldn't be feared [Plato] |
| 202 | No one willingly and knowingly embraces evil [Plato] |
| 193 | Some things are good even though they are not beneficial to men [Plato] |
| 197 | Some pleasures are not good, and some pains are not evil [Plato] |
| 200 | People tend only to disapprove of pleasure if it leads to pain, or prevents future pleasure [Plato] |
| 188 | Socrates did not believe that virtue could be taught [Plato] |
| 204 | Socrates is contradicting himself in claiming virtue can't be taught, but that it is knowledge [Plato] |
| 189 | If we punish wrong-doers, it shows that we believe virtue can be taught [Plato] |
| 3635 | Essence must be known before we discuss existence [Descartes] |
| 18970 | The concept of a 'point' makes no sense without the idea of absolute position [Quine] |
| 3634 | We can't prove a first cause from our inability to grasp infinity [Descartes] |