The attainment of wholeness requires one to stake one's whole being. Nothing less will do; there can be no easier conditions, no substitutes, no compromises.

During my medical education at the University of Basle I found vivisection horrible, barbarous and above all unnecessary

Dreaming is a philogenetically older mode of thought.

Life calls not for perfection, but for completeness.

The individual disposition is already a factor in childhood; it is innate, and not acquired in the course of a life.

What did you do as a child that made that hours pass like minutes? [Herein lies the key to your earthy pursuits.]

Plants were bound for good or ill to their places. They expressed not only beauty but also the thoughts of God's world, with an intent of their own and without deviation. Trees in particular were mysterious and seemed to me direct embodiments of the incomprehensible meaning of life. For that reason, the woods were the places where I felt closest to its deepest meaning and to its awe-inspiring workings.