Ultralight backpacking
http://bikerdave.murioi.com/

Live Simple: Reduce complexity, costs, and clutter
http://www.december.com/simple/live/index.html

Thoughts on Voluntary Simplicity
http://www.word-works.com/simple.htm

Facts and figures from "Diet for a New America"
http://www.geocities.com/~newliberty/robbins.htm

SEXTUS THE PYTHAGOREAN
http://www.sacred-texts.com/cla/gvp/gvp09.htm