13 ideas
| 21962 | Metaphysics is the roots of the tree of science [Descartes] |
| 8368 | A correct definition is what can be substituted without loss of meaning [Ducasse] |
| 3659 | I know the truth that God exists and is the author of truth [Descartes] |
| 3657 | Understanding, not the senses, gives certainty [Descartes] |
| 19739 | The maxim for suicide is committed to the value of life, and is thus contradictory [Kant] |
| 8367 | Causation is defined in terms of a single sequence, and constant conjunction is no part of it [Ducasse] |
| 8372 | We see what is in common between causes to assign names to them, not to perceive them [Ducasse] |
| 8369 | Causes are either sufficient, or necessary, or necessitated, or contingent upon [Ducasse] |
| 8373 | When a brick and a canary-song hit a window, we ignore the canary if we are interested in the breakage [Ducasse] |
| 8370 | A cause is a change which occurs close to the effect and just before it [Ducasse] |
| 8371 | Recurrence is only relevant to the meaning of law, not to the meaning of cause [Ducasse] |
| 8374 | We are interested in generalising about causes and effects purely for practical purposes [Ducasse] |
| 3660 | Atheism arises from empiricism, because God is intangible [Descartes] |