For a successful technology, reality must take precedence over public relations, for Nature cannot be fooled.

The real solution lies in a world in which charity will have become unnecessary.

Reading is to the mind what exercise is to the body.

He who would learn to fly one day must first learn to stand and walk and run and climb and dance; one cannot fly into flying.

Imagination is more important than knowledge.

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

The fullness of knowledge only comes through the awareness of ignorance.

I decided to teach because I think that any person who studies philosophy has to be involved actively.

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

The first principle is that you must not fool yourself and you are the easiest person to fool.

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.

Education is a system of imposed ignorance.

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

Words can be like X-rays if you use them properly - they'll go through anything. You read and you?re pierced.

The highest result of education is tolerance.

Knowing is not enough; we must apply. Willing is not enough; we must do.

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

Educate the children and it won't be necessary to punish the men.

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.

I learned very early the difference between knowing the name of something and knowing something.

Reading without reflecting is like eating without digesting.