One always begins with the simple, then comes the complex, and by superior enlightenment one often reverts in the end to the simple. Such is the course of human intelligence.
Descartes constructed as noble a road of science, from the point at which he found geometry to that to which he carried it, as Newton himself did after him. ... He carried this spirit of geometry and invention into optics, which under him became a completely new art.
It is reported in the supplement of the council of Nicæan that the fathers, being very perplexed to know which were the cryphal or apocryphal books of the Old and New Testaments, put them all pell-mell on an altar, and the books to be rejected fell to the ground. It is a pity that this eloquent procedure has not survived.