21 ideas
19336 | Wisdom involves the desire to achieve perfection [Leibniz] |
192 | Only one thing can be contrary to something [Plato] |
17831 | Cantor gives informal versions of ZF axioms as ways of getting from one set to another [Cantor, by Lake] |
7696 | Leibniz first asked 'why is there something rather than nothing?' [Leibniz, by Jacquette] |
19341 | There must be a straining towards existence in the essence of all possible things [Leibniz] |
19428 | Because something does exist, there must be a drive in possible things towards existence [Leibniz] |
190 | If asked whether justice itself is just or unjust, you would have to say that it is just [Plato] |
5047 | The world is physically necessary, as its contrary would imply imperfection or moral absurdity [Leibniz] |
20184 | The only real evil is loss of knowledge [Plato] |
20185 | The most important things in life are wisdom and knowledge [Plato] |
191 | Everything resembles everything else up to a point [Plato] |
19343 | We follow the practical rule which always seeks maximum effect for minimum cost [Leibniz] |
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] |
200 | People tend only to disapprove of pleasure if it leads to pain, or prevents future pleasure [Plato] |
197 | Some pleasures are not good, and some pains are not evil [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] |
19429 | The principle of determination in things obtains the greatest effect with the least effort [Leibniz] |