We may say that hysteria is a caricature of an artistic creation, a compulsion neurosis a caricature of a religion, and a paranoiac delusion a caricature of a philosophic system.

At bottom God is nothing more than an exalted father.

Men have gained control over the forces of nature to such an extent that with their help they would have no difficulty exterminating one another to the last man. They know this, and hence comes a large part of their current unrest, their unhappiness and their mood of anxiety.

Religious doctrines … are all illusions, they do not admit of proof, and no one can be compelled to consider them as true or to believe in them.

When making a decision of minor importance, I have always found it advantageous to consider all the pros and cons.

Do you not know how uncontrolled and unreliable the average human being is in all that concerns sexual life?

The game replaces sexual enjoyment by pleasure in movement.