Keep high aspirations, moderate expectations, and small needs.

Life and career
Stein was born and died in New York City. Stein won a Nobel Prize in Chemistry in 1972 with Christian Boehmer Anfinsen and Stanford Moore for their work on ribonuclease and for their contribution to the understanding of the connection between chemical structure and catalytic activity of the ribonuclease molecule. He was a subsequently a researcher under Max Bergmann at Rockefeller University where much of his most important work was done.