To know how to wait. It is the great secret of success.

There is no philosophy without the art of ignoring objections.

Nothing is necessary except God, and nothing is less necessary than pain.

It is one of man's curious idiosyncrasies to create difficulties for the pleasure of resolving them.

There is no man who desires as passionately as a Russian. If we could imprison a Russian desire beneath a fortress, that fortress would explode.

Christianity was preached by ignorant men and believed by servants, and that is why it resembles nothing ever known.

Reason speaks in words alone, but love has a song.