Science is a way of thinking much more than it is a body of knowledge.
The fullness of knowledge only comes through the awareness of ignorance.
It isn't what we don't know that gives us trouble, it's what we know that ain't so.
The knowledge of all things is possible
I have just three things to teach: simplicity, patience, compassion. These three are your greatest treasures.
The progressive development of man is vitally dependent on invention.
I like poems you can tack all over with a hammer and there are no hollow places.
I decided to teach because I think that any person who studies philosophy has to be involved actively.
To educate a person in the mind but not in morals is to educate a menace to society.
It is what you read when you don't have to that determines what you will be when you can't help it.
Action not backed by knowledge and knowledge not translatable into action, both can not stand the test of time.
Never help a child with a task at which he feels he can succeed.
Knowing is not enough; we must apply. Willing is not enough; we must do.
The delight of opening a new pursuit, or a new course of reading, imparts the vivacity and novelty of youth even to old age.
Evil being the root of mystery, pain is the root of knowledge.
If there were no bad people, there would be no good lawyers.
Books are as useful to a stupid person as a mirror is useful to a blind person.
I learned very early the difference between knowing the name of something and knowing something.
Educate the children and it won't be necessary to punish the men.
Make it a rule never to give a child a book you would not read yourself.
A little knowledge is a dangerous thing. So is a lot.