Paradoxically, the ability to be alone is the condition for the ability to love.

Freedom does not mean license.

That millions of people share the same forms of mental pathology does not make these people sane.

To love one person productively means to be related to his human core, to him as representing mankind. Love for one individual, in so far as it is divorced from love for man, can refer only to the superficial and to the accidental; of necessity it remains shallow.

The scars left from the child's defeat in the fight against irrational authority are to be found at the bottom of every neurosis.

The successful revolutionary is a statesman, the unsuccessful one a criminal.

Greed is a bottomless pit which exhausts the person in an endless effort to satisfy the need without ever reaching satisfaction.