The course of life in unpredictable. No one can write his autobiography in advance.

Racism is man's gravest threat to man - the maximum of hatred for a minimum of reason.

Self-respect is the root of discipline; the sense of dignity grows with the ability to say no to oneself

Wonder rather than doubt is the root of all knowledge.

Self-respect is the fruit of discipline; the sense of dignity grows with the ability to say no to oneself.

In a controversy, the instant we feel anger, we have already ceased striving for truth and have begun striving for ourselves