Look your audience straight in the eyes, and begin to talk as if every one of them owed you money.

Merely stating a truth isn't enough. The truth has to be made vivid, interesting, dramatic. You have to use showmanship.

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

The ideas I stand for are not mine. I borrowed them from Socrates. I swiped them from Chesterfield. I stole them from Jesus. And I put them in a book.

He who treads softly goes far.

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?

George Bernard Shaw was right. He summed it all up when he said: "The secret of being miserable is to have the leisure to bother about whether you are happy or not." So don't bother to think about it! Spit on your hands and get busy. Your blood will start circulating; your mind will start ticking-and pretty soon this whole positive upsurge of life in your body will drive worry from your mind. Get busy. Keep busy. It's the cheapest kind of medicine there is on this earth-and one of the best.