Only those who respect the personality of others can be of real use to them.

The purpose of human life is to serve, and to show compassion and the will to help others.

You know of the disease in Central Africa called sleeping sickness. . . . There also exists a sleeping sickness of the soul. Its most dangerous aspect is that one is unaware of its coming. That is why you have to be careful. As soon as you notice the slightest sign of indifference, the moment you become aware of the loss of a certain seriousness, of longing, of enthusiasm and zest, take it as a warning. You should realize your soul suffers if you live superficially.

The future of civilization depends on our overcoming the meaninglessness and hopelessness which characterize the thoughts and convictions of men today, and reaching a state of fresh hope and fresh determination.

Every start on an untrodden path is a venture which only in unusual circumstances looks sensible and likely to succeed.

It's supposed to be a secret, but I'll tell you anyway. We doctors do nothing. We only help. And encourage the doctor within.

Once a man recognizes himself as a being surrounded by other beings in this world and begins to respect his life and take it to the highest value, he becomes a thinking being. Then he values other lives and experiences them as part of his own life. With that, his goal is to help everyone take their life to the highest value; anything which limits or destroys a life is evil. That is morality. That is how men are related to the world around them.