8 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] |
9413 | An event is a change in or to an object [Lombard, by Mumford] |
9567 | Maths deals with quantities of physical significance, ignoring irrelevant features [Geroch] |
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] |