All we can know is that we know nothing. And that's the height of human wisdom.

Never knowing
Shocking but we're nothing
We're just moments
We're Clever but we're clueless
We're just human
Amusing but confusing
But the truth is
All we got is questions
We'll Never Know.

The only thing that we know is that we know nothing — and that is the highest flight of human wisdom.

There was no way of knowing anything, he knew, not even that there was no way of knowing anything.

No man knows distinctly anything, and no man ever will.

Nothing has been discovered, nothing has been invented. We can only know that we know nothing. And that's the highest degree of human wisdom.

We suffer only until we realize that we can’t know anything.

What is not yet known those blinded by faith can never learn.

You'll never know everything about anything, especially something you love.

However closely we live together, at whatever time of day or night we sound the deepest thoughts in one another, we know nothing.

This vain presumption of understanding everything can have no other basis than never understanding anything.

We never have any understanding of any subject matter except in terms of our own mental constructs of "things" and "happenings" of that subject matter.

We can never know what to want, because, living only one life, we can neither compare it with our previous lives nor perfect it in our lives to come.

We can never know what to want, because, living only one life, we can neither compare it with our previous lives, nor perfect it in lives to come.