Spinoza, although he was not without scientific interests, and even wrote a treatise on the rainbow, was in the main concerned with religion and virtue. He accepted from Descartes and his contemporaries a materialistic and deterministic physics, and sought, within this framework, to find room for reverence and a life devoted to the Good. His attempt was magnificent, and rouses admiration even in those who do not think it was successful.p. 571.

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