I know no study that will take you nearer the way to happiness than the study of nature - and I include in the study of nature not only things and their forces, but also mankind and their ways, and the moulding of the affections and the will into an earnest desire not only to be happy, but to create happiness.

Through my handicaps, I have found my self, my work, my God.

We should respect all people.

We differ, blind and seeing, one from another, not in our senses, but in the use we make of them, in the imagination and courage with which we seek wisdom beyond all senses.

Militarism. . . is the chief bulwark of capitalism. When it is that militarism is undermined, capitalism will fail.

To me a lush carpet of pine needles or spongy grass is more welcome than the most luxurious Persian rug.

If I am happy in spite of my deprivations, if my happiness is so deep that it is a faith, so thoughtful that it becomes a philosophy of life. If, in short, I am an optimist, my testimony to the creed of optimism is worth hearing.