During the time that [Karl] Landsteiner gave me an education in the field of imununology, I discovered that he and I were thinking about the serologic problem in very different ways. He would ask, What do these experiments force us to believe about the nature of the world? I would ask, What is the most. simple and general picture of the world that we can formulate that is not ruled by these experiments? I realized that medical and biological investigators were not attacking their problems the same way that theoretical physicists do, the way I had been in the habit of doing.

Do unto others 20% better than you would expect them to do unto you, to correct for subjective error.

You can't have good ideas unless you have lots of ideas.

Humanism is a philosophy of joyous service for the greater good of all humanity, of application of new ideas of scientific progress for the benefit of all.

The way to get good ideas is to get lots of ideas and throw the bad ones away.

If you want to have good ideas you must have many ideas.

I believe all complicated phenomena can be explained by simpler scientific principles.