"If there is no God, everything is permitted."

"The darker the night, the brighter the stars, The deeper the grief, the closer is God!"

"Pain and suffering are always inevitable for a large intelligence and a deep heart. The really great men of action, for example, must, I believe, have great sadness on earth."

"The man who has a conscience suffers whilst acknowledging his sin. That is his punishment."

"Man is a mystery. It needs to be unravelled, and if you spend your whole life unravelling it, don't say that you've wasted time. I am studying that mystery because I want to be a human being."