There is but one coward on earth, and that is the coward that dare not know.

The problem of the twentieth century is the problem of the color line.

I insist that the object of all true education is not to make men carpenters, it is to make carpenters men.

The cost of liberty is less than the price of repression.

Liberty trains for liberty. Responsibility is the first step in responsibility.

The cause of war is preparation for war.

The return from your work must be the satisfaction which that work brings you and the world's need of that work. With this, life is heaven, or as near heaven as you can get. Without this β€” with work which you despise, which bores you, and which the world does not need β€” this life is hell.