You can never learn less, you can only learn more.
The first principle is that you must not fool yourself and you are the easiest person to fool.
Education is our passport to the future, for tomorrow belongs to the people who prepare for it today.
The schools ain't what they used to be and never was.
That men do not learn very much from the lessons of history is the most important of all the lessons that history has to teach.
Study hard what interests you the most in the most undisciplined, irreverent and original manner possible.
A man who has never gone to school may steal a freight car; but if he has a university education, he may steal the whole railroad.
The more I read, the more I acquire, the more certain I am that I know nothing.
If you're teaching today what you were teaching five years ago, either the field is dead or you are.
It is what you read when you don't have to that determines what you will be when you can't help it.
I had rather excel others in the knowledge of what is excellent, than in the extent of my power and dominion
If you can't explain it simply, you don't understand it well enough.
I am so clever that sometimes I don't understand a single word of what I am saying.
I decided to teach because I think that any person who studies philosophy has to be involved actively.
To educate a person in the mind but not in morals is to educate a menace to society.
What sculpture is to a block of marble, education is to a human soul.
Better know nothing than half-know many things.
Knowing is not enough; we must apply. Willing is not enough; we must do.
Books are for people who wish they were somewhere else.
Civilization is a race between disaster and education.
Learning never exhausts the mind.