9 ideas
| 19400 | Possibles demand existence, so as many of them as possible must actually exist [Leibniz] |
| 19401 | God's sufficient reason for choosing reality is in the fitness or perfection of possibilities [Leibniz] |
| 19402 | The actual universe is the richest composite of what is possible [Leibniz] |
| 22363 | You have only begun to do real science when you can express it in numbers [Kelvin] |
| 20482 | Virtue inspires Stoics, but I want a good temperament [Montaigne] |
| 20480 | There is not much point in only becoming good near the end of your life [Montaigne] |
| 20481 | Nothing we say can be worse than unsaying it in the face of authority [Montaigne] |
| 20479 | People at home care far more than soldiers risking death about the outcome of wars [Montaigne] |
| 20644 | Energy has progressed from a mere formula, to a principle pervading all nature [Kelvin] |