I had a discussion with a friend on why are there so many failures today who see themselves as polymaths  - folks with wide knowledge or learning. It was suggested that these people should not be labelled polymaths, but dilettantes - folks who cultivate a little bit everything without making a real commitment to develop knowledge or skill in a field. As I've always feared becoming a dilettante myself because I have both legal and engineering degrees but never really did any serious legal or engineering work, so I thought it be better to read the latest book that pits generalists versus specialists. This book exceeded all expectations and, unlike other books in its genre, did not spend too much time defending a liberal arts education, a very pathetic feature of most works written by philosophy or English professors with little real life working experience. Instead the book focuses on empirical data...