In the real life-process, willing, feeling, and thinking are only different aspects.

The individual always realizes only one of the possibilities in his development, which could always have taken a different turning whenever he had to make an important decision.

The knife of historical relativism... which has cut to pieces all metaphysics and religion must also bring about healing.

If there were a science of human beings it would be anthropology that aims at understanding the totality of experience through structural context.

A knowledge of the forces that rule society, of the causes that have produced its upheavals, and of society's resources for promoting healthy progress has become of vital concern to our civilization.

What man is, only his history tells.

On the other hand, for the whole human being who wills, feels, and represents, external reality is given simultaneously and with as much certitude as his own self.