Imagination is more important than knowledge.
I like poems you can tack all over with a hammer and there are no hollow places.
The deepest sin against the human mind is to believe things without evidence.
The books that the world calls immoral are books that show the world its own shame.
I cannot live without books.
An investment in knowledge pays the best interest.
Integrity without knowledge is weak and useless, and knowledge without integrity is dangerous and dreadful.
There is no authority who decides what is a good idea.
Study without desire spoils the memory, and it retains nothing that it takes in.
Reading furnishes the mind only with materials of knowledge; it is thinking that makes what we read ours.
Books! I dunno if I ever told you this, but books are the greatest gift one person can give another.
Any sufficiently advanced technology is indistinguishable from magic.
I am a part of everything that I have read.
I learned very early the difference between knowing the name of something and knowing something.
I had rather excel others in the knowledge of what is excellent, than in the extent of my power and dominion
The progressive development of man is vitally dependent on invention.
Just because I don't care doesn't mean I don't understand.
The schools ain't what they used to be and never was.
The knowledge of all things is possible
What is now proved was once only imagined.
There is nothing more awful, insulting, and depressing than banality.