4 ideas
12733 | Because of the definitions of cause, effect and power, cause and effect have the same power [Leibniz] |
12734 | Every necessary proposition is demonstrable to someone who understands [Leibniz] |
19087 | The meaning or purport of a symbol is all the rational conduct it would lead to [Peirce] |
7101 | Virtue theory needs an external standard to judge behaviour and character [Inwagen, by Statman] |