History is the science of things which are not repeated.

The mind has transformed the world, and the world is repaying it with interest. It has led man where he had no idea how to go.

An attitude of permanent indignation signifies great mental poverty. Politics compels it votaries to take that line and you can see their minds growing more impoverished every day, from one burst of righteous indignation to the next.

Just as water, gas, and electricity are brought into our houses from far off to satisfy our needs in response to a minimal effort, so we shall be supplied with visual or auditory images, which will appear and disappear at a simple movement of the hand, hardly more than a sign.

War: a massacre of people who don't know each other for the profit of people who know each other but don't massacre each other.

We need to wake up from a thought that lasts too long.

Love is acting stupid together.