I would say love is something everybody talks about, and the need for love is one of the most basic needs of man, namely the experience of union with another being - of becoming one with another being.

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

Productive work, love and thought are possible only if a person can be, when necessary, quiet and alone. To be able to listen to oneself is the necessary condition for relating oneself to others.

Man's main task in life is to give birth to himself.

While every human being has a capacity for love, its realization is one of the most difficult achievements.

If a person loves only one other person and is indifferent to all others, his love is not love but a symbiotic attachment, or an enlarged egotism.

Man's main task in life is to give birth to himself, to become what he potentially is. The most important product of his effort is his own personality.