There is one quality which one must possess to win, and that is definiteness of purpose, the knowledge of what one wants, and a burning desire to possess it.
Any man who reads too much and uses his own brain too little falls into lazy habits of thinking.
Seek knowledge from the cradle to the grave.
I have just three things to teach: simplicity, patience, compassion. These three are your greatest treasures.
The man who does not read good books has no advantage over the man who can't read them.
The man who is fond of books is usually a man of lofty thought, and elevated opinions.
I cannot live without books.
God created man in His own image, says the Bible; philosophers reverse the process: they create God in theirs.
With educated people, I suppose, punctuation is a matter of rule; with me it is a matter of feeling. But I must say I have great respect for the semi-colon; it's a useful little chap.
I like poems you can tack all over with a hammer and there are no hollow places.
What is now proved was once only imagined.
The great difficulty in education is to get experience out of ideas.
A spirit of national masochism prevails, encouraged by an effete corps of impudent snobs who characterize themselves as intellectuals.
In mathematics you don't understand things. You just get used to them.
Real knowledge is to know the extent of one's ignorance.
The only good is knowledge and the only evil is ignorance.
Evil being the root of mystery, pain is the root of knowledge.
The first principle is that you must not fool yourself and you are the easiest person to fool.
For a successful technology, reality must take precedence over public relations, for Nature cannot be fooled.
The direction in which education starts a man will determine his future in life
What we know is a drop, what we don't know is an ocean.