Happiness is a man's greatest achievement; it is the response of his total personality to a productive orientation toward himself and the world outside.

Just as love for one individual which excludes the love for others is not love, love for one's country which is not part of one's love for humanity is not love, but idolatrous worship.

Once they are through the process of education, most people lose the capacity of wondering, of being surprised. They feel they ought to know everything, and hence that it is a sign of ignorance to be surprised or puzzled by anything.

The average American never loses his sleep about affairs which relate to his society and to our whole country.

In fact, there are very important writings of Marx which are not even translated into English.

The spirit of a production-centered, commodity-greedy society is such that only the non-conformist can defend himself sufficiently against it. Those who are seriously concerned with love as the only rational answer to the problem of human existence must, then, arrive at the conclusion that important and radical changes in our social structure are necessary, if love is to become a social and not a highly individualistic, marginal phenomenon.

That is not quite enough to make one happy, if one spends eight hours a day in something which in itself has no meaning and interest, except that one gains money from it.