Numerous are the academic professors, but rare are wise and noble teachers.

Unlimited competition leads to a huge waste of labor, and to that crippling of the social consciousness of individuals.

Convictions can best be supported with experience and clear thinking.

My religion consists of a humble admiration of the illimitable superior spirit who reveals himself in the slight details we are able to perceive with our frail and feeble mind.

One cannot learn so well as by experiencing it oneself.

A finely tempered nature longs to escape from the personal life into the world of objective perception and thought.

Things you can get access to, you should never memorize.