Liberty without Learning is always in peril and Learning without Liberty is always in vain.

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

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

We could never learn to be brave and patient, if there were only joy in the world

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

Reading without reflecting is like eating without digesting.

The whole of science is nothing more than a refinement of everyday thinking.

Civilization is a race between disaster and education.

I do not know how to teach philosophy without becoming a disturber of the peace.

Imagination is the source of every form of human achievement. And it's the one thing that I believe we are systematically jeopardizing in the way we educate our children and ourselves.

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

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

Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it.

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

Investigate, educate and organize.

Knowledge, Action, Devotion are complementary to each other.

Learning never exhausts the mind.

The delight of opening a new pursuit, or a new course of reading, imparts the vivacity and novelty of youth even to old age.

There is nothing more awful, insulting, and depressing than banality.

What is freedom of expression? Without the freedom to offend, it ceases to exist.

To educate a person in the mind but not in morals is to educate a menace to society.