display all the ideas for this combination of texts
4 ideas
14732 | A perceived physical object is events grouped around a centre [Russell] |
10710 | We accept substance, to avoid infinite backwards chains of meaning [Wittgenstein, by Potter] |
7712 | On substances, Leibniz emphasises unity, Spinoza independence, Locke relations to qualities [Lowe] |
14733 | An object produces the same percepts with or without a substance, so that is irrelevant to science [Russell] |