I Tried to Save the World and Failed is by Larry Siegel of Safe Water International and the book discusses lessons he learned from working on rural drinking water projects in Mexico, Malawi and Cambodia. It is mostly a personal chronicle, but in the last chapter Larry lists the lessons learned. 
Download/view the book (pdf, 10.4MB)
Contents
- Chapters 1 through 5 – The Story of SWI
- Chapter 6 – Lessons Learned in Sustainability
- Chapter 7 – Working with Church Groups in Malawi
- Chapter 8 – More SWI Experiences in Malawi
- Chapter 9 – If You Build It, Fix it
- Chapter 10 – National Training Centers
- Chapter 11 – Saving the World
- Chapter 12 – So What Did I Really Learn
