Machines deprive us of two things which are certainly important ingredients of human happiness, namely, spontaneity and variety.

If one man offers you democracy and another offers you a bag of grain, at what stage of starvation do you prefer the grain to the vote?

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.

Religion may in most of its forms be defined as the belief that the gods are on the side of the government.

A habit of finding pleasure in thought rather than action is a safeguard against unwisdom and excessive love of power, a means of preserving serenity in misfortune and peace of mind among worries. A life confined to what is personal is likely, sooner or later, to become unbearably painful; it is only by windows into a larger and less fretful cosmos that the more tragic parts of life become endurable.

To conquer fear is the beginning of wisdom.

To save the world requires faith and courage: faith in reason, and courage to proclaim what reason shows to be true.