12 ideas
291 | Don't assume that wisdom is the automatic consequence of old age [Plato] |
14775 | Numbers are just names devised for counting [Peirce] |
14776 | That two two-eyed people must have four eyes is a statement about numbers, not a fact [Peirce] |
14770 | Reasoning is based on statistical induction, so it can't achieve certainty or precision [Peirce] |
14774 | Innate truths are very uncertain and full of error, so they certainly have exceptions [Peirce] |
14773 | A truth is hard for us to understand if it rests on nothing but inspiration [Peirce] |
14772 | If we decide an idea is inspired, we still can't be sure we have got the idea right [Peirce] |
14771 | Only reason can establish whether some deliverance of revelation really is inspired [Peirce] |
13165 | Geometrical proofs do not show causes, as when we prove a triangle contains two right angles [Proclus] |
14769 | Only imagination can connect phenomena together in a rational way [Peirce] |
9569 | The origin of geometry started in sensation, then moved to calculation, and then to reason [Proclus] |
293 | Being unafraid (perhaps through ignorance) and being brave are two different things [Plato] |