13 ideas
| 21054 | Reason enables the unbounded extension of our rules and intentions [Kant] |
| 4045 | Children may have three innate principles which enable them to learn to count [Goldman] |
| 4044 | Rat behaviour reveals a considerable ability to count [Goldman] |
| 4048 | Infant brains appear to have inbuilt ontological categories [Goldman] |
| 4043 | Elephants can be correctly identified from as few as three primitive shapes [Goldman] |
| 4049 | The way in which colour experiences are evoked is physically odd and unpredictable [Goldman] |
| 4047 | Gestalt psychology proposes inbuilt proximity, similarity, smoothness and closure principles [Goldman] |
| 21053 | The manifest will in the world of phenomena has to conform to the laws of nature [Kant] |
| 541 | Virtue comes more from habit than character [Critias] |
| 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] |
| 542 | Fear of the gods was invented to discourage secret sin [Critias] |