Next to worry probably one of the most potent causes of unhappiness is envy.

Make the work interesting and the discipline will take care of itself.

Use the smallest word that does the job.

The world is full of people who have never, since childhood, met an open doorway with an open mind.

One of the most time-consuming things is to have an enemy.

Prejudice is a great time-saver. You can form opinions without having to get the facts.

Life is like writing with a pen. You can cross out your past but you can't erase it.

Always be on the lookout for the presence of wonder.

God and Satan alike are essentially human figures, the one a projection of ourselves, the other of our enemies.

Patriots always talk of dying for their country and never of killing for their country.

Every great idea starts as a blasphemy.

I dislike Communism because it is undemocratic, and capitalism because it favours exploitation.

Democracy is the process by which people choose the man who'll get the blame.

To be without some of the things you want is an indispensable part of happiness.

You must believe that you can help bring about a better world.

One of the symptoms of an approaching nervous breakdown is the belief that one's work is important.

The only thing that will redeem mankind is cooperation.

My whole religion is this: do every duty, and expect no reward for it, either here or hereafter.

It is the things for which no evidence is believed with passion.