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4 ideas
6490 | For Descartes, objects have one primary quality, which is geometrical [Descartes, by Robinson,H] |
7299 | Primary qualities can be described mathematically, unlike secondary qualities [Cardinal/Hayward/Jones] |
7300 | An object cannot remain an object without its primary qualities [Cardinal/Hayward/Jones] |
2295 | Why does pain make us sad? [Descartes] |