The spirit is the life of the body seen from within, and the body the outward manifestation of the life of the spirit-the two being really one.

Mistakes are, after all, the foundations of truth, and if a man does not know what a thing is, it is at least an increase in knowledge if he knows what it is not.

Only the wounded physician heals.

One looks back with appreciation to the brilliant teachers, but with gratitude to those who touched our human feelings. The curriculum is so much necessary raw material, but warmth is the vital element for the growing plant and for the soul of the child.

Even a happy life cannot be without a measure of darkness.

But the meaning of life is not . . . explained by one's business life, nor is the deep desire of the human heart answered by a bank account.

Protection and security are only valuable if they do not cramp life excessively.