When you're really knowledgeable and passionate, it's hard to be stumped.
There are only two kinds of people who are really fascinating: people who know absolutely everything, and people who know absolutely nothing.
I am not yet young enough to know everything.
Imagination is more important than knowledge. For knowledge is limited to all we now know and understand, while imagination embraces the entire world, and all there ever will be to know and understand
For my part I know nothing with any certainty, but the sight of the stars makes me dream.
Understanding is much deeper than knowledge. There are many people who know us, but very few who understand us.
So little time, so much to know!
The past is a source of knowledge, and the future is a source of hope. Love of the past implies faith in the future.
An investment in knowledge always pays the best interest.
A true individual is always in the process of becoming.