Years of trying to deliver clean water to the developing world teaches us (again) how hard it is for humans to change. It can be as extreme as dying rather than changing. Seem incredulous? Try the podcast. “The difference between what we are doing and what we are capable of doing would solve most of the world’s problems.” – Mahatma Gandhi
http://www.npr.org/blogs/money/2013/06/28/196696304/episode-469-rhino-horns-and-clean-water