12 ideas
| 21962 | Metaphysics is the roots of the tree of science [Descartes] |
| 8378 | Philosophers usually learn science from each other, not from science [Russell] |
| 3659 | I know the truth that God exists and is the author of truth [Descartes] |
| 8375 | 'Necessary' is a predicate of a propositional function, saying it is true for all values of its argument [Russell] |
| 3657 | Understanding, not the senses, gives certainty [Descartes] |
| 7903 | The six perfections are giving, morality, patience, vigour, meditation, and wisdom [Nagarjuna] |
| 4396 | The law of causality is a source of confusion, and should be dropped from philosophy [Russell] |
| 8376 | If causes are contiguous with events, only the last bit is relevant, or the event's timing is baffling [Russell] |
| 8380 | Striking a match causes its igniting, even if it sometimes doesn't work [Russell] |
| 8379 | In causal laws, 'events' must recur, so they have to be universals, not particulars [Russell] |
| 8381 | The constancy of scientific laws rests on differential equations, not on cause and effect [Russell] |
| 3660 | Atheism arises from empiricism, because God is intangible [Descartes] |