Causes Quote by Will Rogers

It's one thing for a man not to know, not to have learned; it's another not to be able to live by what one…

— Bernard Malamud

When a man has a problem very thoroughly and can't solve it, he really has too few problems. He needs more.

— L. Ron Hubbard

A man doesn't know what he knows until he knows what he doesn't know.

— Laurence J. Peter

You generally hear that what a man doesn't know doesn't hurt him, but in business what a man doesn't know does hurt.

— Gerald Brenan

It is impossible for a man to learn what he thinks he already knows.

— Epictetus

It is a tragedy of the world that no one knows what he doesn't know - the less a man knows, the more sure…

— Joyce Cary

It is the tragedy of the world that no one knows what he doesn't know - and the less a man knows, the more…

— Joyce Cary

The trouble with most of us is that we know too much that ain't so.

— Mark Twain

The problem ain't what people know. It's what people know that ain't so that's the problem.

— Will Rogers

And any man who knows a thing, knows he knows not a damn, damn thing at all...

— K'naan

The man who thinks he knows does not yet know what knowing is

— Michel de Montaigne

Of all men's miseries the bitterest is this: to know so much and to have control over nothing.

— Herodotus