To every action there is always an equal and opposite or contrary, reaction

The only true wisdom is in knowing you know nothing.

If I could explain it to the average person, I wouldn't have been worth the Nobel Prize.

Industrialize or perish.

All stable processes we shall predict. All unstable processes we shall control.

Education is the best friend. An educated person is respected everywhere. Education beats the beauty and the youth.

My alma mater was books, a good library.... I could spend the rest of my life reading, just satisfying my curiosity.

When you know better you do better.

You can never learn less, you can only learn more.

Real knowledge is to know the extent of one's ignorance.

I prefer the company of peasants because they have not been educated sufficiently to reason incorrectly.

Books! I dunno if I ever told you this, but books are the greatest gift one person can give another.

The ability to observe without evaluating is the highest form of intelligence.

Science is not only a disciple of reason but, also, one of romance and passion.

What sculpture is to a block of marble, education is to a human soul.

Education is the most powerful weapon which you can use to change the world.

Don't worry that children never listen to you; worry that they are always watching you.

Intelligence plus character-that is the goal of true education.

Although modesty is natural to man, it is not natural to children. Modesty only begins with the knowledge of evil.

There is no authority who decides what is a good idea.

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.