We know that the exercise of virtue should be its own reward, and it seems to follow that the enduring of it on the part of the patient should be its own punishment.

Worry is a form of fear.

If there were in the world today any large number of people who desired their own happiness more than they desired the unhappiness of others, we could have a paradise in a few years.

My own view on religion is that of Lucretius. I regard it as a disease born of fear and as a source of untold misery to the human race.

There are two motives for reading a book; one, that you enjoy it; the other, that you can boast about it.

The secrets to happiness include enterprise, exploration of one's interests and the overcoming of obstacles.

The twin conceptions of sin and vindictive punishment seem to be at the root of much that is most vigorous, both in religion and politics.