It seems as if it is only through an experience of symbolic reality that man, vainly seeking his own “existence” and making a philosophy out of it, can find his way back to a world in which he is no longer a stranger.

You must live life in such a spirit that you make in every moment the best of possibilities.

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

Between the dreams of night and day there is not so great a difference.

If only simplicity were not the most difficult of all things. It consists of watching objectively the development of any fragment of fantasy.

I have gradually learned to be cautious even in disbelief

One must be able to let things happen.