10 ideas
| 16664 | Everything that exists is either a substance or an accident [Albert of Saxony] |
| 10496 | Monothetic categories have fixed defining features, and polythetic categories do not [Ellen] |
| 10497 | In symbolic classification, the categories are linked to rules [Ellen] |
| 10494 | Several words may label a category; one word can name several categories; some categories lack words [Ellen] |
| 10495 | Continuous experience sometimes needs imposition of boundaries to create categories [Ellen] |
| 16703 | God could make a successive thing so that previous parts cease to exist [Albert of Saxony] |
| 16699 | Successive entities just need parts to succeed one another, without their existence [Albert of Saxony] |
| 10498 | Classification is no longer held to be rooted in social institutions [Ellen] |
| 16570 | Elements are found last in dismantling bodies, and first in generating them [Albert of Saxony] |
| 1513 | The Egyptians were the first to say the soul is immortal and reincarnated [Herodotus] |