6 ideas
19404 | Necessities rest on contradiction, and contingencies on sufficient reason [Leibniz] |
16007 | I assume existence, rather than reasoning towards it [Kierkegaard] |
16013 | Nothing necessary can come into existence, since it already 'is' [Kierkegaard] |
5987 | Alcmaeon was the first to say the brain is central to thinking [Alcmaeon, by Staden, von] |
19403 | Each of the infinite possible worlds has its own laws, and the individuals contain those laws [Leibniz] |
24043 | Soul must be immortal, since it continually moves, like the heavens [Alcmaeon, by Aristotle] |