Share your knowledge. It's a way to achieve immortality.

Knowledge grows with doubt.

Knowledge does not teach us wisdom.

In much knowledge is much sorrow.

The price of knowledge is the loss of innocence.

The pursuit of knowledge is often more satisfying than it's assimilation.

To know all is to forgive all.

Who knows much, suffers much.

The beginning of knowledge is to know we are ignorant.

False knowledge is more dangerous than ignorance.

What use is knowledge without wisdom.

Imagination is more important than knowledge.

Those who know little often repeat it.

The more we know the more we realise we don't know.

No person is worse off for knowing the worst about himself.

"The older I get, the less I know".

Through adversity we know ourselves.

The more know, the less we believe.

We differ from all other creatures because we know we are mortal.

Thinking is not the same as knowing.

"All that I really know is that I know nothing".

In hindsight all things seem inevitable.

Fear comes from uncertainty.

What is now proved was once imagined.

We are all in the gutter - but some don't know it.

What was once learned cannot be unlearned.

Knowledge does not rest only on truth but also on error.

Knowledge is strength because forewarned is forearmed.

You can pass on knowledge but not wisdom.

The simplest questions may be the hardest to answer.

Doubt is the key to knowledge.

Knowing how to refuse is as important as knowing how to accept.

A little knowledge is dangerous, but no knowledge is even more so.