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.
Medicine is my lawful wife and literature my mistress; when I get tired of one, I spend the night with the other.
I have no special talents. I am only passionately curious.
Civilization is a race between disaster and education.
You can never learn less, you can only learn more.
Most people have never learned that one of the main aims in life is to enjoy it.
Integrity without knowledge is weak and useless, and knowledge without integrity is dangerous and dreadful.
The books that the world calls immoral are books that show the world its own shame.
Know what you are talking about.
The task of a writer is not to solve the problem but to state the problem correctly.
Liberty without Learning is always in peril and Learning without Liberty is always in vain.
It isn't what we don't know that gives us trouble, it's what we know that ain't so.
The most important part of teaching is to teach what it is to know.
Don't worry that children never listen to you; worry that they are always watching you.
As we acquire more knowledge, things do not become more comprehensible but more mysterious.
The schools ain't what they used to be and never was.
To read is to fly: it is to soar to a point of vantage which gives a view over wide terrains of history, human variety, ideas, shared experience and the fruits of many inquiries.
Any man who reads too much and uses his own brain too little falls into lazy habits of thinking.
The man who does not read good books has no advantage over the man who can't read them.
It is better to know how to learn than to know.
I decided to teach because I think that any person who studies philosophy has to be involved actively.