9 ideas
5035 | The two basics of reasoning are contradiction and sufficient reason [Leibniz] |
15457 | Interdefinition is useless by itself, but if we grasp one separately, we have them both [Lewis] |
15400 | We must avoid circularity between what is intrinsic and what is natural [Lewis, by Cameron] |
15458 | A property is 'intrinsic' iff it can never differ between duplicates [Lewis] |
15459 | Ellipsoidal stars seem to have an intrinsic property which depends on other objects [Lewis] |
5038 | Assume that mind and body follow their own laws, but God has harmonised them [Leibniz] |
13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |
5037 | God doesn't decide that Adam will sin, but that sinful Adam's existence is to be preferred [Leibniz] |