9 ideas
| 19336 | Wisdom involves the desire to achieve perfection [Leibniz] |
| 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] |
| 5047 | The world is physically necessary, as its contrary would imply imperfection or moral absurdity [Leibniz] |
| 19343 | We follow the practical rule which always seeks maximum effect for minimum cost [Leibniz] |
| 22269 | We must fight fiercely to hang on to the few pleasures which survive into old age [Montaigne] |
| 3031 | The greatest good is not the achievement of desire, but to desire what is proper [Menedemus, by Diog. Laertius] |
| 19429 | The principle of determination in things obtains the greatest effect with the least effort [Leibniz] |