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

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

Courage, conviction and confidence.

It isn't what we don't know that gives us trouble, it's what we know that ain't so.

The books that the world calls immoral are books that show the world its own shame.

Education is the kindling of a flame, not the filling of a vessel.

The highest activity a human being can attain is learning for understanding, because to understand is to be free.

If you want the present to be different from the past, study the past.

I like poems you can tack all over with a hammer and there are no hollow places.

It is not enough for the teacher to love the child. She must first love and understand the universe. She must prepare herself, and truly work at it.

Those who fail to learn the lessons of history are doomed to repeat them.

Civilization is a race between disaster and education.

I had rather excel others in the knowledge of what is excellent, than in the extent of my power and dominion

Books are for people who wish they were somewhere else.

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

Make it a rule never to give a child a book you would not read yourself.

Human behavior flows from three main sources: desire, emotion, and knowledge

The direction in which education starts a man will determine his future in life

As we acquire more knowledge, things do not become more comprehensible but more mysterious.

Evil being the root of mystery, pain is the root of knowledge.

Real learning comes about when the competitive spirit has ceased.