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.

We are terribly imaginative, as far as technique in science is concerned. As far as changes in social arrangements are concerned, we lack utterly in imagination.

Integrity simply means a willingness not to violate one's identity, in the many ways in which such violation is possible.

Man may be defined as the animal that can say ''I,'' that can be aware of himself as a separate entity.

The most beautiful as well as the most ugly inclinations of man are not part of a fixed biologically given human nature, but result from the social process which creates man.

We have, in the same way, relegated our own responsibility in what happens to our country to the specialists, who are supposed to take care of it, and the individual citizen does not feel that he can judge, and even that he should judge, and take any responsibility. I think there are quite a number of recent developments which show that.

Man's biological weakness is the condition of human culture.