My father, the practical joker, did not care for practical jokes on himself; he did not encourage the practice in me.

You ask men in office to be honest; I ask them to serve the public.

In science, probably ninety-nine percent of the knowable has to be discovered. We know only a few streaks about astronomy. We are only beginning to imagine the force and composition of the atom. Physics has not yet found any indivisible matter, or psychology a sensible soul.

We need some great failures. Especially we ever-successful Americans - conscious, intelligent, illuminating failures.

It is possible to get an education at a university. It has been done; not often.

The unknown is the province of the student; it is the field for his lifes adventure, and it is a wide field full of beckonings

Revolt is not reform, and one revolutionary administration is not good government.