Reading furnishes the mind only with materials of knowledge; it is thinking that makes what we read ours.
If I could explain it to the average person, I wouldn't have been worth the Nobel Prize.
A thought is an idea in transit.
If you're not learning while you're earning, you're cheating yourself out of the better portion of your compensation.
Action not backed by knowledge and knowledge not translatable into action, both can not stand the test of time.
Know what you are talking about.
If help and salvation are to come, they can only come from the children, for the children are the makers of men.
Science is not only a disciple of reason but, also, one of romance and passion.
When you know better you do better.
You can never be overdressed or overeducated.
Any man who reads too much and uses his own brain too little falls into lazy habits of thinking.
God created man in His own image, says the Bible; philosophers reverse the process: they create God in theirs.
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.
Most people have never learned that one of the main aims in life is to enjoy it.
The fullness of knowledge only comes through the awareness of ignorance.
The man who is fond of books is usually a man of lofty thought, and elevated opinions.
I had rather excel others in the knowledge of what is excellent, than in the extent of my power and dominion
A child educated only at school is an uneducated child.
Make it a rule never to give a child a book you would not read yourself.
The great difficulty in education is to get experience out of ideas.
An investment in knowledge pays the best interest.