The reading of all good books is like conversation with the finest men of past centuries.
As we acquire more knowledge, things do not become more comprehensible but more mysterious.
The man who does not read good books has no advantage over the man who can't read them.
Men are born ignorant, not stupid. They are made stupid by education.
What is now proved was once only imagined.
If I could explain it to the average person, I wouldn't have been worth the Nobel Prize.
Human behavior flows from three main sources: desire, emotion, and knowledge
I decided to teach because I think that any person who studies philosophy has to be involved actively.
I cannot live without books.
No power and no treasure can outweigh the extension of our knowledge.
If I have seen further it is by standing on the shoulders of Giants.
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.
Science is a way of thinking much more than it is a body of knowledge.
Civilization is a race between disaster and education.
When you know better you do better.
The first principle is that you must not fool yourself and you are the easiest person to fool.
Opinion is the medium between knowledge and ignorance.
The secret of life is not enjoyment but education through experience.
Just because I don't care doesn't mean I don't understand.
If one cannot enjoy reading a book over and over again, there is no use in reading it at all.
To every action there is always an equal and opposite or contrary, reaction