Just as love is an orientation which refers to all objects and is incompatible with the restriction to one object, so is reason a human faculty which must embrace the whole of the world with which man is confronted.

Why should society feel responsible only for the education of children, and not for the education of all adults of every age?

Beyond the element of giving, the active characteristic of love becomes evident in the fact that it always implies certain basic elements, common to all forms of love. These are care, responsability, respect and knowledge

Human history began as an act of disobedience, and it is not unlikely that it will be terminated by an act of obedience. At this point in history the capacity to doubt, to criticize and to disobey may be all that stands between a future for mankind and the end of civilization.

Even if man's hunger and thirst and his sexual strivings are completely satisfied, 'he' is not satisfied. In contrast to the animal his most compelling problems are not solved then, they only begin. He strives for power or for love, or for destruction, he risks his life for religious, for political, for humanistic ideals, and these strivings are what constitutes and characterizes the peculiarity of human life.

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

The aim of life is to be fully born, though its tragedy is that most of us die before we are thus born.