A man who as a physical being is always turned toward the outside, thinking that his happiness lies outside him, finally turns inward and discovers that the source is within him.

It was not to save a nation that Abraham went to sacrifice Isaac, nor to appease angry gods... Then why does Abraham do it? For God's sake... He does it for the sake of God because God demands proof of his faith... He was not justified by being virtuous, but by being an individual submitted to God in faith.

To be lost in spiritlessness is the most terrible thing of all.

Sleeping is the height of genius

To stand on one leg and prove God's existence is a very different thing from going on one's knees and thanking him.

To be a saint is to will the one thing.

It occurs to me that artists go forward by going backward, something which I have nothing against intrinsically when it is a reproduced retreat - as is the case with the better artists.