Since Auschwitz we know what man is capable of. And since Hiroshima we know what is at stake.

Man's search for meaning is the primary motivation in his life and not a "secondary rationalization" of instinctual drives. This meaning is unique and specific in that it must and can be fulfilled by him alone; only then does it achieve a significance which will satisfy his own will to meaning.

Love goes very far beyond the physical person of the beloved.

Set me like a seal upon thy heart, love is as strong as death.

Between stimulus and response is the freedom to choose.

A man's concern, even his despair, over the worthwhileness of life is an existential distress but by no means a mental disease.

I understood how a man who has nothing left in this world may still know bliss, be it only for a brief moment, in the contemplation of his beloved. In a position of utter desolation, when a man cannot express himself in positive action, when his only achievement may consist in enduring his sufferings in the right way - an honorable way - in such a position man can, through loving contemplation of the image he carries of his beloved, achieve fulfillment.