The inferiority of women is man-made.

The test of all beliefs is their practical effect in life. If it be true that optimism compels the world forward, and pessimism retards it, then it is dangerous to propagate a pessimistic philosophy.

Things must be felt with the heart.

I look upon the whole world as my fatherland, and every war has to me the horror of a family feud.

...our enjoyment of the great works of literature depends more upon the depth of our sympathy than upon our understanding.

I thank God for my handicaps. For through them, I have found myself, my work and my God.

Do not think of to-day's failures, but of the success that may come tomorrow.