Never keep a line of retreat: it is a wretched invention.

Never keep a line of retreat: it is a wretched invention.

The history of the human race is a continual struggle from darkness into light. It is, therefore, to no purpose to discuss the use of knowledge; man wants to know, and when he ceases to do so, is no longer a man.

The first great thing is to find yourself and for that you need solitude and contemplation - at least sometimes. I can tell you deliverance will not come from the rushing noisy centers of civilization. It will come from the lonely places.

Happiness is the struggle towards a summit and, when it is attained, it is happiness to glimpse new summits on the other side.

Man wants to know, and when he ceases to do so, he is no longer a man.

It is better to go skiing and think of God, than go to church and think of sport.