Growth comes through analogy; through seeing how things connect, rather than only seeing how they might be different.

This change in the conception of reality is the most profound and the most fruitful that physics has experienced since the time of Newton. Refering to James Clerk Maxwell's contributions to physics.

Logic can take you from point A to point B. Imagination can take you wherever you want

A perfection of means, and confusion of aims, seems to be our main problem.

As far as I'm concerned, I prefer silent vice to ostentatious virtue.

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.

I do not like to state an opinion on a matter unless I know the precise facts.