Exclusive love is a contradiction in itself.

When blended with sexuality, the death instinct is transformed into more harmless impulses expressed in sadism or masochism.

If faith cannot be reconciled with rational thinking, it has to be eliminated as an anachronistic remnant of earlier stages of culture and replaced by science dealing with facts and theories which are intelligible and can be validated.

The whole life of the individual is nothing but the process of giving birth to himself; indeed, we should be fully born when we die.

I would consider a socialism a mixture of the minimum of centralization necessary for a modern industrial state, and a maximum of decentralization.

Love means to commit oneself without guarantee, to give oneself completely in the hope that our love will produce love in the loved person. Love is an act of faith, and whoever is of little faith is also of little love.

Man can only know the nagation, never the position of ultimate reality.