He has the most who is most content with the least.

The health and vigor necessary for the practice of what is good, depend equally on both mind and body.

Nothing can be produced out of nothing.

Man is the most intelligent of the animals - and the most silly.

You will become a teacher of yourself when for the same things that you blame others, you also blame yourself.

When I look upon seamen, men of science and philosophers, man is the wisest of all beings; when I look upon priests and prophets nothing is as contemptible as man.

I am called a dog because I fawn on those who give me anything, I yelp at those who refuse, and I set my teeth in rascals.