The greater our knowledge increases, the greater our ignorance unfolds.

Of a truth, Knowledge is power, but it is a power reined by scruple, having a conscience of what must be and what may be; whereas Ignorance is a blind giant who, let him but wax unbound, would make it a sport to seize the pillars that hold up the long-wrought fabric of human good, and turn all the places of joy as dark as a buried Babylon.

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

We don't know one-millionth of one percent about anything.

Only when he no longer knows what he is doing does the painter do good things.

Between us, we cover all knowledge; he knows all that can be known and I know the rest.

Proclaim not all thou knowest, all thou knowest, all thou hast, nor all thou cans't.

Knowledge is of two kinds: We know a subject ourselves, or we know where we can find information about it.

During the last century, and part of the one before, it was widely held that there was an unreconcilable conflict between knowledge and belief.

Only divine love bestows the keys of knowledge.