Any man who reads too much and uses his own brain too little falls into lazy habits of thinking.

Education is a system of imposed ignorance.

Although modesty is natural to man, it is not natural to children. Modesty only begins with the knowledge of evil.

Know what you are talking about.

Learning never exhausts the mind.

To educate a person in the mind but not in morals is to educate a menace to society.

A little knowledge is a dangerous thing. So is a lot.

If one cannot enjoy reading a book over and over again, there is no use in reading it at all.

When you know better you do better.

Liberty without Learning is always in peril and Learning without Liberty is always in vain.

Study without desire spoils the memory, and it retains nothing that it takes in.

Knowing others is wisdom, knowing yourself is Enlightenment.

The secret of life is not enjoyment but education through experience.

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

No man's knowledge here can go beyond his experience.

I cannot teach anybody anything. I can only make them think

The highest activity a human being can attain is learning for understanding, because to understand is to be free.

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

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

Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it.

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