6 ideas
| 16541 | All the intrinsic properties of a thing should be deducible from its definition [Spinoza] |
| 14361 | Lewis says indicative conditionals are truth-functional [Lewis, by Jackson] |
| 8434 | In good counterfactuals the consequent holds in world like ours except that the antecedent is true [Lewis, by Horwich] |
| 13073 | To understand the properties we must know the essence, as with a circle [Spinoza] |
| 7903 | The six perfections are giving, morality, patience, vigour, meditation, and wisdom [Nagarjuna] |
| 9419 | A law of nature is a general axiom of the deductive system that is best for simplicity and strength [Lewis] |