4 ideas
21757 | Philosophy is the conceptual essence of the shape of history [Hegel] |
16635 | Incorporeal substances are powers or forces [Descartes, by Pasnau] |
19087 | The meaning or purport of a symbol is all the rational conduct it would lead to [Peirce] |
16684 | Impenetrability only belongs to the essence of extension [Descartes] |