Constancy has nothing virtuous in itself, independently of the pleasure it confers, and partakes of the temporizing spirit of vice in proportion as it endures tamely moral defects of magnitude in the object of its indiscreet choice.

I wish no living thing to suffer pain.

Chastity is a monkish and evangelical superstition, a greater foe to natural temperance even than unintellectual sensuality; it strikes at the root of all domestic happiness, and consigns more than half of the human race to misery.

When my cats aren't happy, I'm not happy. Not because I care about their mood but because I know they're just sitting there thinking up ways to get even.

The same means that have supported every other popular belief have supported Christianity. War, imprisonment, and falsehood; deeds of unexampled and incomparable atrocity have made it what it is.

Man who man would be, must rule the empire of himself.

A God made by man undoubtedly has need of man to make himself known to man.