Sex should be a perfect balance of pain and pleasure. Without that symmetry, sex becomes a routine rather than an indulgence.

Consider the problem from the point of view of evil, evil being almost always pleasure's true and major charm; considered thus, the crime must appear greater when perpetrated upon a being of your identical sort than when inflicted upon one which is not, and this once established, the delight automatically doubles.

What do I see in the God of that infamous sect if not an inconsistent and barbarous being, today the creator of a world of destruction he repents of tomorrow; what do I see there but a frail being forever unable to bring man to heel and force him to bend a knee. This creature, although emanated from him, dominates him, knows how to offend him and thereby merit torments eternally! What a weak fellow, this God!

The ultimate triumph of philosophy would be to cast light upon the mysterious ways in which Providence moves to achieve the designs it has for man.

Conversation, like certain portions of the anatomy, always runs more smoothly when lubricated.

Cruelty, very far from being a vice, is the first sentiment Nature injects in us all.

My manner of thinking, so you say, cannot be approved. Do you suppose I care? A poor fool indeed is he who adopts a manner of thinking for others!