It ain't what you don't know that gets you into trouble. It's what you know for sure that just ain't so.

It ain't what you don't know that gets you into trouble. It's what you know for sure that just ain't so.

What's the use you learning to do right, when it's troublesome to do right and ain't no trouble to do wrong, and the wages is just the same?

The trouble ain't that there is too many fools, but that the lightning ain't distributed right.

All you need in this life is ignorance and confidence, and then success is sure.

The trouble ain't that there is too many fools, but that the lightning ain't distributed right.