This is a good time to be a mortal, Weiner writes, noting that life expectancy in the developed world is about 80 years, and improving. Yet evolution has equipped us with bodies and instincts designed only to get us to a reproductive age and not beyond. We get old because our ancestors died young, Weiner writes. We get old because old age had so little weight in the scales of evolution; because there were never enough Old Ones around to count for much in the scales. An interesting read, enjoy this signed copy of "Long for this World" by Pulitzer Prize winner Jonathan Weiner.