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

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

Opinion is the medium between knowledge and ignorance.

Words can be like X-rays if you use them properly - they'll go through anything. You read and you?re pierced.

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

I cannot live without books.

The idea is to try to give all the information to help others to judge the value of your contribution; not just the information that leads to judgment in one particular direction or another.

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

Education is a system of imposed ignorance.

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

All knowledge that the world has ever received comes from the mind; the infinite library of the universe is in our own mind.

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

The most important part of teaching is to teach what it is to know.

Language is courage: the ability to conceive a thought, to speak it, and by doing so to make it true.

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

The first principle is that you must not fool yourself and you are the easiest person to fool.

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

What sculpture is to a block of marble, education is to a human soul.

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.

The knowledge of all things is possible

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