I advise you to go on living solely to enrage those who are paying your annuities. It is the only pleasure I have left.

Use, do not abuse; neither abstinence nor excess ever renders man happy.

For seventeen hundred years the Christian sect has done nothing but harm.

We are astonished at thought, but sensation is equally wonderful.

But there must be some pleasure in condemning everything--in perceiving faults where others think they see beauties.' 'You mean there is pleasure in having no pleasure.

Every man can educate himself. It's shameful to put one's mind into the hands of those whom you wouldn't entrust with your money. Dare to think for yourself.

I envy animals for two things - their ignorance of evil to come, and their ignorance of what is said about them.