I had rather excel others in the knowledge of what is excellent, than in the extent of my power and dominion
No man's knowledge here can go beyond his experience.
Just because I don't care doesn't mean I don't understand.
Science is not only a disciple of reason but, also, one of romance and passion.
The most savage controversies are those about matters as to which there is no good evidence either way.
Knowledge becomes evil if the aim be not virtuous.
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.
Investigate, educate and organize.
The first principle is that you must not fool yourself and you are the easiest person to fool.
The great difficulty in education is to get experience out of ideas.
Imagination is more important than knowledge.
Action not backed by knowledge and knowledge not translatable into action, both can not stand the test of time.
To every action there is always an equal and opposite or contrary, reaction
Education is the best friend. An educated person is respected everywhere. Education beats the beauty and the youth.
If you want the present to be different from the past, study the past.
Educate the children and it won't be necessary to punish the men.
Medicine is my lawful wife and literature my mistress; when I get tired of one, I spend the night with the other.
A cynic is a man who knows the price of everything, and the value of nothing.
Patience is a virtue, and I'm learning patience. It's a tough lesson.
Reading furnishes the mind only with materials of knowledge; it is thinking that makes what we read ours.
There is nothing more awful, insulting, and depressing than banality.