I would die happy if I knew that on my tombstone could be written these words, "This man was an absolute fool. None of the disastrous things that he reluctantly predicted ever came to pass!"

Each person is a temporary focus of forces, vitalities, and values that carry back to an immemorial past and that reach forward into an unthinkable future.

Without fullness of experience, length of days is nothing. When fullness of life has been achieved, shortness of days is nothing. That is perhaps why the young have usually so little fear of death; they live by intensities that the elderly have forgotten.

A certain amount of opposition is a great help to a man. Kites rise against, not with, the wind.

Every generation revolts against its fathers and makes friends with its grandfathers.

Nothing is unthinkable, nothing impossible to the balanced person, provided it comes out of the needs of life and is dedicated to life's further development.

In war, the army is not merely a pure consumer, but a negative producer.