4 ideas
16635 | Incorporeal substances are powers or forces [Descartes, by Pasnau] |
9141 | Abstraction theories build mathematics out of second-order equivalence principles [Cook/Ebert] |
7903 | The six perfections are giving, morality, patience, vigour, meditation, and wisdom [Nagarjuna] |
16684 | Impenetrability only belongs to the essence of extension [Descartes] |