Happiness does not exclude sadness - if a person responds to life, he's sometimes happy and sometimes sad. What matters is he responds.

Society must be organized in such a way that mans social, loving nature is not separated from his social existence, but becomes one with it.

The quest for certainty blocks the search for meaning. Uncertainty is the very condition to impel man to unfold his powers.

I would define myself as a Marxian, and that means of course also as a humanist.

Our whole culture is based on the appetite for buying, on the idea of a mutually favorable exchange. .... For the man an attractive girl - and for the woman an attractive man - are the prizes they are after. 'attractive' usually means a nice package of qualities which are popular and sought after on the personality market. What specifically makes a person attractive depends on the fashion of the time, physically as well as mentally. ... Two persons thus fall in love when they feel they have found the best object available on the market, considering the limitations of their own exchange values.

Another nation is made out to be utterly depraved and fiendish, while one's own nation stands for everything that is good and noble. Every action of the enemy is judged by one standard - every action of oneself by another. Even good deeds by the enemy are considered a sign of particular devilishness, meant to deceive us and the world, while our bad deeds are necessary and justified by our noble goals, which they serve.

Man does not only sell commodities, he sells himself and feels himself to be a commodity.