8 ideas
| 22115 | Wise people should contemplate and discuss the truth, and fight against falsehood [Aquinas] |
| 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] |
| 20700 | Without God's influence every operation would stop, so God causes everything [Aquinas] |
| 13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
| 9419 | A law of nature is a general axiom of the deductive system that is best for simplicity and strength [Lewis] |
| 20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |
| 15202 | Eternity coexists with passing time, as the centre of a circle coexists with its circumference [Aquinas] |