15 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] |
| 4304 | Descartes says there are two substance, Spinoza one, and Leibniz infinitely many [Cottingham] |
| 5047 | The world is physically necessary, as its contrary would imply imperfection or moral absurdity [Leibniz] |
| 4303 | The notion of substance lies at the heart of rationalist metaphysics [Cottingham] |
| 19343 | We follow the practical rule which always seeks maximum effect for minimum cost [Leibniz] |
| 22445 | Morality shows murder is wrong, but not what counts as a murder [Foot] |
| 22444 | A moral system must deal with the dangers and benefits of life [Foot] |
| 22447 | Saying something 'just is' right or wrong creates an illusion of fact and objectivity [Foot] |
| 22448 | We sometimes just use the word 'should' to impose a rule of conduct on someone [Foot] |
| 22446 | In the case of something lacking independence, calling it a human being is a matter of choice [Foot] |
| 19429 | The principle of determination in things obtains the greatest effect with the least effort [Leibniz] |
| 4306 | For rationalists, it is necessary that effects be deducible from their causes [Cottingham] |