Example is leadership.

Whoever is spared personal pain must feel himself called to help in diminishing the pain of others. We must all carry our share of the misery which lies upon the world.

What we call love is in its essence reverence for life.

One person can and does make a difference.

The first step in the evolution of ethics is a sense of solidarity with other human beings.

True philosophy must start from the most immediate and comprehensive fact of consciousness: "I am life that wants to live, in the midst of life that wants to live."

Every person I have known who has been truly happy has learned how to serve others.