Just when I thought there wasn't room enough for another thought in my head, I had this great idea.
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.
The most savage controversies are those about matters as to which there is no good evidence either way.
Real knowledge is to know the extent of one's ignorance.
It is better to know how to learn than to know.
Physics is like sex: sure, it may give some practical results, but that's not why we do it.
When you know better you do better.
Medicine is my lawful wife and literature my mistress; when I get tired of one, I spend the night with the other.
Human behavior flows from three main sources: desire, emotion, and knowledge
Science is not only a disciple of reason but, also, one of romance and passion.
If you're not learning while you're earning, you're cheating yourself out of the better portion of your compensation.
Science is a way of thinking much more than it is a body of knowledge.
Courage, conviction and confidence.
Any man who reads too much and uses his own brain too little falls into lazy habits of thinking.
Evil being the root of mystery, pain is the root of knowledge.
Education is the ability to listen to almost anything without losing your temper or your self-confidence.
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.
I am so clever that sometimes I don't understand a single word of what I am saying.
In mathematics you don't understand things. You just get used to them.
Civilization is a race between disaster and education.
The ability to observe without evaluating is the highest form of intelligence.