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

Investigate, educate and organize the country must progress, productive works and industries are the main avenues at present next to education for the advancement of the country

If I could explain it to the average person, I wouldn't have been worth the Nobel Prize.

What is now proved was once only imagined.

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

The books that the world calls immoral are books that show the world its own shame.

My weapon is literature

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.

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

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

Dare to think for yourself.

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

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

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

A cynic is a man who knows the price of everything, and the value of nothing.

My alma mater was books, a good library.... I could spend the rest of my life reading, just satisfying my curiosity.

Those who fail to learn the lessons of history are doomed to repeat them.

Don't worry that children never listen to you; worry that they are always watching you.

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

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