Free the child's potential, and you will transform him into the world.
Integrity without knowledge is weak and useless, and knowledge without integrity is dangerous and dreadful.
There is one quality which one must possess to win, and that is definiteness of purpose, the knowledge of what one wants, and a burning desire to possess it.
Books are as useful to a stupid person as a mirror is useful to a blind person.
Those who fail to learn the lessons of history are doomed to repeat them.
In mathematics you don't understand things. You just get used to them.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it.
If the facts don't fit the theory, change the facts.
The real solution lies in a world in which charity will have become unnecessary.
Make it a rule never to give a child a book you would not read yourself.
If you're teaching today what you were teaching five years ago, either the field is dead or you are.
Learning gives creativity, Creativity leads to thinking, Thinking provides knowledge, Knowledge makes you great.
Science is a rising force, It is creating a new world about us. It needs to be watched and pressed into service, and in any case, it would be courting disaster to ignore it.
Books! I dunno if I ever told you this, but books are the greatest gift one person can give another.
Human behavior flows from three main sources: desire, emotion, and knowledge
A thought is an idea in transit.
As we acquire more knowledge, things do not become more comprehensible but more mysterious.
Education is a system of imposed ignorance.
It is better to know how to learn than to know.
Although modesty is natural to man, it is not natural to children. Modesty only begins with the knowledge of evil.
An investment in knowledge pays the best interest.