There are four ways, and only four ways, in which we have contact with the world. We are evaluated and classified by these four contacts: what we do, how we look, what we say, and how we say it.

Always have something to say. The man who has something to say and who is known never to speak unless he has, is sure to be listened to.�

You can't win an argument. You can't because if you lose it, you lose it; and if you win it, you lose it.

If we are so contemptibly selfish that we can’t radiate a little happiness and pass on a bit of honest appreciation without trying to screw something out of the other person in return—if our souls are no bigger than sour crab apples, we shall meet with the failure we so richly deserve.

Those convinced against their will are of the same opinion still.

Don't you have much more faith in ideas that you discover for yourself than in ideas that are handed to you on a silver platter?

Neither you nor I nor Einstein nor the Supreme Court of the United States is brilliant enough to reach an intelligent decision on any problem without first getting the facts