5 ideas
4304 | Descartes says there are two substance, Spinoza one, and Leibniz infinitely many [Cottingham] |
9807 | In pursuing truth, anything less certain than mathematics is a waste of time [Descartes] |
4303 | The notion of substance lies at the heart of rationalist metaphysics [Cottingham] |
7903 | The six perfections are giving, morality, patience, vigour, meditation, and wisdom [Nagarjuna] |
4306 | For rationalists, it is necessary that effects be deducible from their causes [Cottingham] |