Evil being the root of mystery, pain is the root of knowledge.
Know what you are talking about.
Just because I don't care doesn't mean I don't understand.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it.
If you can't explain it simply, you don't understand it well enough.
Physics is like sex: sure, it may give some practical results, but that's not why we do it.
If the facts don't fit the theory, change the facts.
Study hard what interests you the most in the most undisciplined, irreverent and original manner possible.
A child educated only at school is an uneducated child.
Knowledge becomes evil if the aim be not virtuous.
If one cannot enjoy reading a book over and over again, there is no use in reading it at all.
In mathematics you don't understand things. You just get used to them.
Knowledge is power. Information is liberating. Education is the premise of progress, in every society, in every family.
Learning gives creativity, Creativity leads to thinking, Thinking provides knowledge, Knowledge makes you great.
Medicine is my lawful wife and literature my mistress; when I get tired of one, I spend the night with the other.
Industrialize or perish.
When I am attacked by gloomy thoughts, nothing helps me so much as running to my books. They quickly absorb me and banish the clouds from my mind.
I have no special talents. I am only passionately curious.
We could never learn to be brave and patient, if there were only joy in the world
Educate the children and it won't be necessary to punish the men.
An investment in knowledge pays the best interest.