The fullness of knowledge only comes through the awareness of ignorance.
They say a little knowledge is a dangerous thing, but it's not one half so bad as a lot of ignorance.
I learned very early the difference between knowing the name of something and knowing something.
Education is our passport to the future, for tomorrow belongs to the people who prepare for it today.
That men do not learn very much from the lessons of history is the most important of all the lessons that history has to teach.
If you want the present to be different from the past, study the past.
The man who does not read good books has no advantage over the man who can't read them.
Seek knowledge from the cradle to the grave.
Science is a way of thinking much more than it is a body of knowledge.
Make it a rule never to give a child a book you would not read yourself.
Necessity is the mother of invention.
Physics is like sex: sure, it may give some practical results, but that's not why we do it.
I cannot live without books.
Men are born ignorant, not stupid. They are made stupid by education.
Dare to think for yourself.
Reading is to the mind what exercise is to the body.
The most important part of teaching is to teach what it is to know.
Medicine is my lawful wife and literature my mistress; when I get tired of one, I spend the night with the other.
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.
He who would learn to fly one day must first learn to stand and walk and run and climb and dance; one cannot fly into flying.
The task of a writer is not to solve the problem but to state the problem correctly.