Quote by Plautus

If a man is worth knowing at all, he is worth knowing well.

— Alexander Smith

You know more than you think you know, just as you know less than you want to know.

— Oscar Wilde

“Sometimes a man knows more than he says.”

— George R.R. Martin

“when you know more than you know, there's more to know”

— Nivu

Very often the quiet fellow has said all he knows

— Kin Hubbard

Man knows much more than he understands.

— Alfred Adler

He who knows what he is told must know a lot of things that are not so.

— Arthur Guiterman

“It's good to know.”

— Joan of Arc

He who feels it, knows it more.

— Bob Marley

You know more than you know.

— Jonah Lehrer

Sometimes its better not to know.

— Katie Grabil

We know too much for one man to know too much.

— J. Robert Oppenheimer