A child educated only at school is an uneducated child.

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

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

If you can't explain it simply, you don't understand it well enough.

I am so clever that sometimes I don't understand a single word of what I am saying.

Real learning comes about when the competitive spirit has ceased.

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

Learn as though you would never be able to master it; hold it as though you would be in fear of losing it.

Learning never exhausts the mind.

Seek knowledge from the cradle to the grave.

Education is an ornament for the prosperous, a refuge for the unfortunate.

The ability to observe without evaluating is the highest form of intelligence.

Educate the children and it won't be necessary to punish the men.

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.

Opinion is the medium between knowledge and ignorance.

A witty saying proves nothing.

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

There is nothing more notable in Socrates than that he found time, when he was an old man, to learn music and dancing, and thought it time well spent.

Science is what we have learned about how to keep from fooling ourselves.

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

If there were no bad people, there would be no good lawyers.