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

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

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

A child educated only at school is an uneducated child.

Most people have never learned that one of the main aims in life is to enjoy it.

All knowledge that the world has ever received comes from the mind; the infinite library of the universe is in our own mind.

Courage, conviction and confidence.

When you know better you do better.

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

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

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

Medicine is my lawful wife and literature my mistress; when I get tired of one, I spend the night with the other.

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

My weapon is literature

Just when I thought there wasn't room enough for another thought in my head, I had this great idea.

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

All sciences are vain and full of errors that are not born of Experience, the mother of all Knowledge.

The white man is very clever. He came quietly and peaceably with his religion. We were amused at his foolishness and allowed him to stay. Now he has won our brothers, and our clan can no longer act like one. He has put a knife on the things that held us together and we have fallen apart.

Education is the best friend. An educated person is respected everywhere. Education beats the beauty and the youth.

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

Science is a way of thinking much more than it is a body of knowledge.