4 ideas
19404 | Necessities rest on contradiction, and contingencies on sufficient reason [Leibniz] |
9548 | A mathematical object exists if there is no contradiction in its definition [Waterfield] |
23224 | That all matter thinks is absurd, and would make each part of our bodies a distinct self-consciousness [Bentley] |
19403 | Each of the infinite possible worlds has its own laws, and the individuals contain those laws [Leibniz] |