The progressive development of man is vitally dependent on invention.

The more I read, the more I acquire, the more certain I am that I know nothing.

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

When you know better you do better.

They say a little knowledge is a dangerous thing, but it's not one half so bad as a lot of ignorance.

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

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

I prefer the company of peasants because they have not been educated sufficiently to reason incorrectly.

The reading of all good books is like conversation with the finest men of past centuries.

An investment in knowledge pays the best interest.

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

The first idea the child must acquire is that of the difference between good and evil.

Reading without reflecting is like eating without digesting.

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.

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

Show me a family of readers, and I will show you the people who move the world.

Human behavior flows from three main sources: desire, emotion, and knowledge

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

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

The most savage controversies are those about matters as to which there is no good evidence either way.

Real learning comes about when the competitive spirit has ceased.