Robert G. Ingersoll Quotes

To know, is to know that you know nothing. That is the meaning of true knowledge.

To know that we know what we know, and to know that we do not know what we do not know, that is true knowledge.

The remarkable position in which we find ourselves is that we don't actually know what we actually know.

I'm not very wise to many things.

I am the wisest man alive, for I know one thing, and that is that I know nothing.

The learning and knowledge that we have, is, at the most, but little compared with that of which we are ignorant.

Opinion is the medium between knowledge and ignorance.

Who knows most, doubts most.

I think it's so completely bizarre and arrogant for anyone to ever think that they could lose their innocence, because that implies that they have some sense, some idea of what's going on, and no one has any idea what's going on.

There's stuff in this world, everybody pretends they understand. But we don't understand. It's important to listen.

But I know that all the things I do know are very small compared with the things that I don't know.

Understanding that rests in what it does not understand is the finest.

The more I see, the less I know.

Was not this ... what we spoke of as the great advantage of wisdom -- to know what is known and what is unknown to us?

Knowledge is the barrier to knowing. When knowledge is dropped, knowing flowers.

Seeing is believing and believing is knowing and knowing beats unknowing and the unknown.

That which you know, know not; and that which you see, see not.

He who thinks he knows, doesn't know. He who knows that he doesn't know, knows.

What you know, you know, what you don't know, you don't know. This is true wisdom.

To know yet to think that one does not know is best; Not to know yet to think that one knows will lead to difficulty.

You only know what you know.

Ignorance is preferable to error, and he is less remote from the truth who believes nothing than he who believes what is wrong.

He who knows best knows how little he knows.

To know what you know and what you do not know, that is true knowledge.

Indeed, the most important product of knowledge is ignorance.