10 ideas
| 21054 | Reason enables the unbounded extension of our rules and intentions [Kant] |
| 22102 | Arguing with opponents uncovers truths, and restrains falsehoods [Aquinas] |
| 23633 | Many truths seem obvious, and point to universal agreement - which is what we find [Reid] |
| 21053 | The manifest will in the world of phenomena has to conform to the laws of nature [Kant] |
| 23630 | Only philosophers treat ideas as objects [Reid] |
| 23629 | The ambiguity of words impedes the advancement of knowledge [Reid] |
| 21055 | Our aim is a constitution which combines maximum freedom with strong restraint [Kant] |
| 21056 | The vitality of business needs maximum freedom (while avoiding harm to others) [Kant] |
| 21057 | The highest ideal of social progress is a universal cosmopolitan existence [Kant] |
| 23632 | Similar effects come from similar causes, and causes are only what are sufficient for the effects [Reid] |