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

Know what you are talking about.

I think that kids have a greater capacity for processing things than we give them credit for.

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

All sciences are vain and full of errors that are not born of Experience, the mother of all Knowledge.

I decided to teach because I think that any person who studies philosophy has to be involved actively.

The man who is fond of books is usually a man of lofty thought, and elevated opinions.

Learning never exhausts the mind.

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

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

It isn't what we don't know that gives us trouble, it's what we know that ain't so.

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

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

Learning gives creativity, Creativity leads to thinking, Thinking provides knowledge, Knowledge makes you great.

Opinion is the medium between knowledge and ignorance.

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

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

To every action there is always an equal and opposite or contrary, reaction

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

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

It is possible to fly without motors, but not without knowledge and skill.