It is better to know how to learn than to know.
I am so clever that sometimes I don't understand a single word of what I am saying.
The progressive development of man is vitally dependent on invention.
Physics is like sex: sure, it may give some practical results, but that's not why we do it.
To educate a person in the mind but not in morals is to educate a menace to society.
Although modesty is natural to man, it is not natural to children. Modesty only begins with the knowledge of evil.
Any man who reads too much and uses his own brain too little falls into lazy habits of thinking.
The knowledge of all things is possible
The whole of science is nothing more than a refinement of everyday thinking.
All stable processes we shall predict. All unstable processes we shall control.
Science is not only a disciple of reason but, also, one of romance and passion.
My weapon is literature
Show me a family of readers, and I will show you the people who move the world.
An investment in knowledge pays the best interest.
Reading is to the mind what exercise is to the body.
Action not backed by knowledge and knowledge not translatable into action, both can not stand the test of time.
If you're teaching today what you were teaching five years ago, either the field is dead or you are.
The highest result of education is tolerance.
Learn as though you would never be able to master it; hold it as though you would be in fear of losing it.
The direction in which education starts a man will determine his future in life
No man's knowledge here can go beyond his experience.