The great snare of thought is uncritical acceptance of irrational assumptions.

Man is an emotional animal, occasionally rational; and through his feelings he can be deceived to his heart's content.

Civilization is social order promoting cultural creation. Four elements constitute it: economic provision, political organization, moral tradition, and the pursuit of knowledge and the arts. It begins where chaos and insecurity end. For when fear is overcome, curiosity and constructiveness are free, and man passes by natural impulse towards the understanding and embellishment of life.

The ego is willing but the machine cannot go on. It's the last thing a man will admit, that his mind ages.

There have been only 268 of the past 3,421 years free of war.

The crossroads of trade are the meeting place of ideas, the attrition ground of rival customs and beliefs; diversities beget conflict, comparison, thought; superstitions cancel one another, and reason begins.

Communism is the opiate of the people.