I have never obtained any ethical values from my scientific work.

The difference between what the most and the least learned people know is inexpressibly trivial in relation to that which is unknown.

What I seek to accomplish is simply to serve with my feeble capacity truth and justice, at the risk of pleasing no one.

Any man who can drive safely while kissing a pretty girl is simply not giving the kiss the attention it deserves.

Time is what the clock says.

Why is it I always get my best ideas while shaving?

We [Jews] have no other means of self-defense than our solidarity