Whoever undertakes to set himself up as a judge of Truth and Knowledge is shipwrecked by the laughter of the gods.

We know what we are but know not what we may be.

We know very little, and yet it is astonishing that we know so much, and still more astonishing that so little knowledge can give us so much power.

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

To attain any assured knowledge about the soul is one of the most difficult things in the world.

Three passions simple but overwhelmingly strong have governed my life: the longing for love the search for knowledge and unbearable pity for the suffering of mankind.

Those who know nothing of foreign languages know nothing of their own.

Those who have the privilege to know have the duty to act, and in that action are the seeds of new knowledge.

There comes a time when the mind takes a higher plane of knowledge but can never prove how it got there.

The greater our knowledge increases the greater our ignorance unfolds.

That is just the way with some people. They get down on a thing when they dont know nothing about it.

People don't care how much you know until they know how much you care.

Only on paper has humanity yet achieved glory, beauty, truth, knowledge, virtue, and abiding love.

One thing a man must have: either a naturally light disposition or a disposition lightened by art and knowledge.

Modest doubt is called the beacon of the wise.

It is better to keep your mouth closed and let people think you are a fool than to open it and remove all doubt.

Faith: Belief without evidence in what is told by one who speaks without knowledge, of things without parallel.