display all the ideas for this combination of texts
3 ideas
16123 | Whenever you perceive a community of things, you should also hunt out differences in the group [Plato] |
4739 | In "if and only if" (iff), "if" expresses the sufficient condition, and "only if" the necessary condition [Engel] |
13407 | All worthwhile philosophy is synthetic theorizing, evaluated by experience [Papineau] |