“A read of Peter Schwartz’s excellent In Defense of Selfishness will make you happy for reminding you in insightful and entertaining fashion that your own happiness is of utmost importance. . . . Where the book becomes most fun is when Schwartz addresses the impoverishing notion that there’s nobility in that which is ‘public,’ and at the same time that there’s something untoward about that which is ‘private.’ Schwartz asks ‘why is a city-owned park a benefit to the public while a private shopping center is not?’”