No man's knowledge here can go beyond his experience.

Common sense is the collection of prejudices acquired by age eighteen.

Learning never exhausts the mind.

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

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

The first idea the child must acquire is that of the difference between good and evil.

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

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

Free the child's potential, and you will transform him into the world.

Better know nothing than half-know many things.

The secret of life is not enjoyment but education through experience.

If one cannot enjoy reading a book over and over again, there is no use in reading it at all.

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

Physics is like sex: sure, it may give some practical results, but that's not why we do it.

The great difficulty in education is to get experience out of ideas.

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

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

Education is our passport to the future, for tomorrow belongs to the people who prepare for it today.

Know what you are talking about.

Knowledge becomes evil if the aim be not virtuous.

I am indebted to my father for living, but to my teacher for living well.