Better know nothing than half-know many things.

God created man in His own image, says the Bible; philosophers reverse the process: they create God in theirs.

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

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

You can never learn less, you can only learn more.

Action not backed by knowledge and knowledge not translatable into action, both can not stand the test of time.

If you're not learning while you're earning, you're cheating yourself out of the better portion of your compensation.

The progressive development of man is vitally dependent on invention.

Science is a rising force, It is creating a new world about us. It needs to be watched and pressed into service, and in any case, it would be courting disaster to ignore it.

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

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

Industrialize or perish.

It is better to know how to learn than to know.

The idea is to try to give all the information to help others to judge the value of your contribution; not just the information that leads to judgment in one particular direction or another.

That men do not learn very much from the lessons of history is the most important of all the lessons that history has to teach.

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.

If you're teaching today what you were teaching five years ago, either the field is dead or you are.

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

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

A little knowledge that acts is worth infinitely more than much knowledge that is idle.

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