I wish to do something Great and Wonderful, but I must start by doing the little things like they were Great and Wonderful

A conviction akin to religious feeling of the rationality or intelligibility of the world lies behind all scientific work of a high order.

The foundation of morality should not be made dependent on myth nor tied to any authority lest doubt about the myth or about the legitimacy of the authority imperil the foundation of sound judgment and action.

As to science, we may well define it for our purpose as "methodical thinking directed toward finding regulative connections between our sensual experiences".

Science will stagnate if it is made to serve practical goals.

I very rarely think in words at all. A thought comes, and I may try to express in words afterwards.

Warfare cannot be humanized.