The books that the world calls immoral are books that show the world its own shame.

It is love, and not German philosophy, that is the true explanation of the world, whatever may be the explanation of the next.

The morality of art consists in the perfect use of an imperfect medium.

Life would be dull without them.

It was a fatal day when the public discovered that the pen is mightier than the paving-stone and can be made as offensive as a brickbat.

Between the optimist and the pessimist, the difference is droll. The optimist sees the doughnut; the pessimist the hole!

I never saw a man who looked With such a wistful eye Upon that little tent of blue Which prisoners call the sky.