One is not unpopular because he uses peculiar expressions; that just so happens; such terms become a fad, and by and by everybody, down to the last simpleton, uses them. But a person who follows through an idea in his mind is, and always will be, essentially unpopular. That is why Socrates was unpopular, though he did not use any special terms, for to grasp and hold his 'ignorance' requires greater vital effort than understanding the whole of Hegel's philosophy.

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.

In the life of the individual when love awakens it is older than everything else, because when it exists it seems as if it has existed for a long time; it presupposes itself back into the distant past until all searching ends in the inexplicable origin.

But doubt is wily and cunning and never, as it is sometimes said to be, loud or defiant. It is unassuming and sly, not bold or assertive - and the more unassuming, the more dangerous.

Happiness is the greatest hiding place for despair.

The paradox is really the pathos of intellectual life and just as only great souls are exposed to passions it is only the great thinker who is exposed to what I call paradoxes, which are nothing else than grandiose thoughts in embryo.

Just as in earthly life lovers long for the moment when they are able to breathe forth their love for each other, to let their souls blend in a soft whisper, so the mystic longs for the moment when in prayer he can, as it were, creep into God.