The danger of the past was that men became slaves. The danger of the future is that man may become robots.

In the nineteenth century the problem was that God is dead. In the twentieth century the problem is that man is dead.

Both dreams and myths are important communications from ourselves to ourselves. If we do not understand the language in which they are written, we miss a great deal of what we know and tell ourselves in those hours when we are not busy manipulating the outside world.

To hope means to be ready at every moment for that which is not yet born, and yet not become desperate if there is no birth in our lifetime.

Who will tell whether one happy moment of love or the joy of breathing or walking on a bright morning and smelling the fresh air, is not worth all the suffering and effort which life implies.

Immature love says: 'I love you because I need you.' Mature love says 'I need you because I love you.'

In love the paradox occurs that two beings become one and yet remain two.

Love is the only sane and satisfactory answer to the problem of human existence.

Who will tell whether one happy moment of love or the joy of breathing or walking on a bright morning and smelling the fresh air, is not worth all the suffering and effort which life implies.

The mother-child relationship is paradoxical and, in a sense, tragic. It requires the most intense love on the mother's side, yet this very love must help the child grow away from the mother, and to become fully independent.