I think one of the important things that's happened in the...
I think one of the important things that's happened in the course of the century is that life expectancy has doubled.
![Ron Chernow Quote About American Author, Course, Life: I Think One Of The...](http://qt.azureedge.net/resources/quotes-images-large/i-think-one-of-the-important-things-thats-happened-in-the-course-of-the-century-9773f702db2299e2bfa3768ed6b14250.jpg)
I think one of the important things that's happened in the course of the century is that life expectancy has doubled.