What is now proved was once only imagined.

Knowing others is wisdom, knowing yourself is Enlightenment.

Books are as useful to a stupid person as a mirror is useful to a blind person.

Necessity is the mother of invention.

Knowledge is power. Information is liberating. Education is the premise of progress, in every society, in every family.

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

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

I cannot live without books.

Learning gives creativity, Creativity leads to thinking, Thinking provides knowledge, Knowledge makes you great.

They say a little knowledge is a dangerous thing, but it's not one half so bad as a lot of ignorance.

There is nothing more notable in Socrates than that he found time, when he was an old man, to learn music and dancing, and thought it time well spent.

The man who does not read good books has no advantage over the man who can't read them.

Books are for people who wish they were somewhere else.

Integrity without knowledge is weak and useless, and knowledge without integrity is dangerous and dreadful.

The highest result of education is tolerance.

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.

With educated people, I suppose, punctuation is a matter of rule; with me it is a matter of feeling. But I must say I have great respect for the semi-colon; it's a useful little chap.

Learn as though you would never be able to master it; hold it as though you would be in fear of losing it.

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

If the facts don't fit the theory, change the facts.

The most important part of teaching is to teach what it is to know.