God isn't compatible with machinery and scientific medicine and universal happiness. You must make your choice. Our civilization has chosen machinery and medicine and happiness.

The only way to find true happiness is to risk being completely cut open.

There is no greater sorrow than to recall happiness in times of misery.

The essence of philosophy is that a man should so live that his happiness shall depend as little as possible on external things.

Happiness is beneficial for the body, but it is grief that develops the powers of the mind.

Money is human happiness in the abstract he, then, who is no longer capable of enjoying human happiness in the concrete devotes himself utterly to money.

One of the first conditions of happiness is that the link between Man and Nature shall not be broken.

For the poison of hatred seated near the heart doubles the burden for the one who suffers the disease he is burdened with his own sorrow, and groans on seeing another's happiness.

Happiness? A good cigar, a good meal, a good cigar and a good woman - or a bad woman it depends on how much happiness you can handle.

I've made an odd discovery. Every time I talk to a savant I feel quite sure that happiness is no longer a possibility. Yet when I talk with my gardener, I'm convinced of the opposite.