No one culture has ever developed all human potentialities; it has always selected certain capacities, mental and emotional and moral, and stifled others. Each culture is a system of values which may well complement the values in another.

War is an old, old plant on this earth, and a natural history of it would have to tell us under what soil conditions it grows, where it plays havoc, and how it is eliminated.

No man ever looks at the world with pristine eyes. He sees it edited by a definite set of customs and institutions and ways of thinking.

. . . work even when I'm satisfied with it is never my child I love nor my servant I've brought to heel. It's always busy work I do with my left hand, and part of me watches grudging the wastes of a lifetime.

Our faith in the present dies out long before our faith in the future.

Man is not committed in detail by his biological constitution to any particular variety of behavior.

The heavier our bodies, the higher our will, our spirit, rises above them.' 'The wearier we are, the more splendid the training.