11 ideas
| 5021 | An idea is analysed perfectly when it is shown a priori that it is possible [Leibniz] |
| 16901 | The equivalent algebra model of geometry loses some essential spatial meaning [Burge] |
| 16902 | Peano arithmetic requires grasping 0 as a primitive number [Burge] |
| 21315 | A tree remains the same in the popular sense, but not in the strict philosophical sense [Butler] |
| 16892 | Is apriority predicated mainly of truths and proofs, or of human cognition? [Burge] |
| 5020 | Our thoughts are either dependent, or self-evident. All thoughts seem to end in the self-evident [Leibniz] |
| 21317 | Despite consciousness fluctuating, we are aware that it belongs to one person [Butler] |
| 21313 | If consciousness of events makes our identity, then if we have forgotten them we didn't exist then [Butler] |
| 21314 | Consciousness presupposes personal identity, so it cannot constitute it [Butler] |
| 21318 | If the self changes, we have no responsibilities, and no interest in past or future [Butler] |
| 5019 | Supreme human happiness is the greatest possible increase of his perfection [Leibniz] |