Which is more dangerous: fanaticism or atheism? Fanaticism is certainly a thousand times more deadly; for atheism inspires no bloody passion whereas fanaticism does; atheism is opposed to crime and fanaticism causes crimes to be committed.
It does not require great art, or magnificently trained eloquence, to prove that Christians should tolerate each other. I, however, am going further: I say that we should regard all men as our brothers. What? The Turk my brother? The Chinaman my brother? The Jew? The Siam? Yes, without doubt; are we not all children of the same father and creatures of the same God?
The Jews have always been waiting for a Messiah, but their Messiah is for them only, not for us, a Messiah ho will give them mastery over the Christians.
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.
Men who have seen life and death... as an unbroken continuum, the swinging pendulum, have been able to move as freely into death as they walked through life. Socrates went to the grave almost perplexed by his companions' tears.