Those who fail to learn the lessons of history are doomed to repeat them.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it.
The highest activity a human being can attain is learning for understanding, because to understand is to be free.
To every action there is always an equal and opposite or contrary, reaction
Educate the children and it won't be necessary to punish the men.
If there were no bad people, there would be no good lawyers.
For a successful technology, reality must take precedence over public relations, for Nature cannot be fooled.
Don't learn to do, but learn in doing.
Suddenly degrees aren't worth anything. Isn't that true? When I was a student, if you had a degree, you had a job. If you didn't have a job it's because you didn't want one. And I didn't want one, frankly.
No power and no treasure can outweigh the extension of our knowledge.
Never help a child with a task at which he feels he can succeed.
Technology is just a tool. In terms of getting the kids working together and motivating them, the teacher is the most important.
A thought is an idea in transit.
Education is our passport to the future, for tomorrow belongs to the people who prepare for it today.
Most people have never learned that one of the main aims in life is to enjoy it.
All knowledge that the world has ever received comes from the mind; the infinite library of the universe is in our own mind.
Language is courage: the ability to conceive a thought, to speak it, and by doing so to make it true.
I am so clever that sometimes I don't understand a single word of what I am saying.
If you can't explain it simply, you don't understand it well enough.
Education is a system of imposed ignorance.
There is one quality which one must possess to win, and that is definiteness of purpose, the knowledge of what one wants, and a burning desire to possess it.