All censorships exist to prevent anyone from challenging current conceptions and existing institutions. All progress is initiated by challenging current conceptions, and executed by supplanting existing institutions. Consequently, the first condition of progress is the removal of censorship.

Of the two lots, the woman's lot of perpetual motherhood, and the man's of perpetual babyhood, I prefer the man's.

The degree of tolerance attainable at any moment depends on the strain under which society is maintaining its cohesion.

Liquor is the chloroform which enables the poor man to endure the painful operation of living.

Nobody could stand an eternity of Heaven.

Man is the only animals of which I am thoroughly and cravenly afraid.

If you injure your neighbour, better not do it by halves.