10 ideas
3067 | A philosopher should have principles ready for understanding, like a surgeon with instruments [Aurelius] |
3072 | Everything is changing, including yourself and the whole universe [Aurelius] |
15990 | Every individual thing which exists has an essence, which is its internal constitution [Locke] |
14286 | In nearby worlds where A is true, 'if A,B' is true or false if B is true or false [Stalnaker] |
14285 | A possible world is the ontological analogue of hypothetical beliefs [Stalnaker] |
15994 | If it is knowledge, it is certain; if it isn't certain, it isn't knowledge [Locke] |
3066 | Nothing is evil which is according to nature [Aurelius] |
3071 | Justice has no virtue opposed to it, but pleasure has temperance opposed to it [Aurelius] |
3069 | The art of life is more like the wrestler's than the dancer's [Aurelius] |
3065 | Humans are naturally made for co-operation [Aurelius] |