Every attempt, by whatever authority, to fix a maximum of productive labor by a given worker in a given time is an unjust restriction upon his freedom and a limitation of his right to make the most of himself in order that he may rise in the scale of the social and economic order in which he lives. The notion that all human beings born into this world enter at birth into a definite social and economic classification, in which classification they must remain permanently through life, is wholly false and fatal to a progressive civilization.

Optimism is the foundation of courage.

This desire of knowledge and the wonder which it hopes to satisfy are the driving power behind all the changes that we, with careless, question-begging inference, call progress.

Persecution on racial and religious grounds has absolutely no place in a nation given over to liberty.

Businesses planned for service are apt to succeed businesses planned for profit are apt to fail.

An expert is one who knows more and more about less and less.

America is the best half-educated country in the world.