In other words, aggressiveness and selfishness are associated with superior performance by scientists. But my experiences and observations of eminent economists do not support these assertions. In Paul's case, not only does he know how to maintain a balance between scholarship, family, and play, but he exhibits a high degree of humanity and kindness. The term mentsch aptly describes him.
9.Paul Samuelson Lives a Balanced Life. - Ten Ways to Know Paul A. Samuelson (2006)