Any knowledge that doesn't lead to new questions quickly dies out: it fails to maintain the temperature required for sustaining life.

Any sufficiently advanced technology is indistinguishable from magic.

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

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

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

No power and no treasure can outweigh the extension of our knowledge.

Know what you are talking about.

What is now proved was once only imagined.

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

If help and salvation are to come, they can only come from the children, for the children are the makers of men.

Intelligence plus character-that is the goal of true education.

It is what you read when you don't have to that determines what you will be when you can't help it.

An investment in knowledge pays the best interest.

A man who has never gone to school may steal a freight car; but if he has a university education, he may steal the whole railroad.

I decided to teach because I think that any person who studies philosophy has to be involved actively.

You can never be overdressed or overeducated.

There is no authority who decides what is a good idea.

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

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

The man who does not read good books has no advantage over the man who can't read them.

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