Books are as useful to a stupid person as a mirror is useful to a blind person.

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

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

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

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

It is beyond a doubt that all our knowledge begins with experience.

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

Investigate, educate and organize.

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

Education is the most powerful weapon which you can use to change the world.

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

Just because I don't care doesn't mean I don't understand.

Many much-learned men have no intelligence.

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

To read is to fly: it is to soar to a point of vantage which gives a view over wide terrains of history, human variety, ideas, shared experience and the fruits of many inquiries.

Physics is like sex: sure, it may give some practical results, but that's not why we do it.

Patience is a virtue, and I'm learning patience. It's a tough lesson.

Necessity is the mother of invention.

You can never learn less, you can only learn more.

Men are born ignorant, not stupid. They are made stupid by education.

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