Don't try to rush things: for the cup to run over, it must first be filled.

My soul is not asleep. It is awake, wide awake. It neither sleeps nor dreams, but watches, its eyes wide open far-off things, and listens at the shores of the great silence.

Man's passion for truth is such that he will welcome the bitterest of all postulates so long as it strikes him as true.

The only living language is the language in which we think and have our being.

Under all that we think, lives all we believe, like the ultimate veil of our spirits

All uncertainty is fruitfull ... so long as it is accompanied by the wish to understand

Mankind owns four things that are no good at sea: rudder, anchor, oars and the fear of going down.