All stable processes we shall predict. All unstable processes we shall control.
The great difficulty in education is to get experience out of ideas.
The only good is knowledge and the only evil is ignorance.
Imagination is the source of every form of human achievement. And it's the one thing that I believe we are systematically jeopardizing in the way we educate our children and ourselves.
Knowledge, Action, Devotion are complementary to each other.
If one cannot enjoy reading a book over and over again, there is no use in reading it at all.
It is what you read when you don't have to that determines what you will be when you can't help it.
You can never be overdressed or overeducated.
All knowledge that the world has ever received comes from the mind; the infinite library of the universe is in our own mind.
The progressive development of man is vitally dependent on invention.
Books are for people who wish they were somewhere else.
If you're teaching today what you were teaching five years ago, either the field is dead or you are.
A witty saying proves nothing.
The books that the world calls immoral are books that show the world its own shame.
Civilization is a race between disaster and education.
I cannot teach anybody anything. I can only make them think
The reading of all good books is like conversation with the finest men of past centuries.
What is freedom of expression? Without the freedom to offend, it ceases to exist.
Medicine is my lawful wife and literature my mistress; when I get tired of one, I spend the night with the other.
Education is an admirable thing, but it is well to remember from time to time that nothing that is worth knowing can be taught.
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.