The man who does not read good books has no advantage over the man who can't read them.
Industrialize or perish.
Action not backed by knowledge and knowledge not translatable into action, both can not stand the test of time.
The most important part of teaching is to teach what it is to know.
Those who fail to learn the lessons of history are doomed to repeat them.
Show me a family of readers, and I will show you the people who move the world.
They say a little knowledge is a dangerous thing, but it's not one half so bad as a lot of ignorance.
A little knowledge is a dangerous thing. So is a lot.
Medicine is my lawful wife and literature my mistress; when I get tired of one, I spend the night with the other.
I am a part of everything that I have read.
The most savage controversies are those about matters as to which there is no good evidence either way.
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.
Necessity is the mother of invention.
An investment in knowledge pays the best interest.
What is now proved was once only imagined.
Science is not only a disciple of reason but, also, one of romance and passion.
If you can't explain it simply, you don't understand it well enough.
Knowing is not enough; we must apply. Willing is not enough; we must do.
Reading is to the mind what exercise is to the body.
Knowledge becomes evil if the aim be not virtuous.
When you know better you do better.