….built into our genes is a blueprint for optimal nutrition—a plan that spells out the foods that make us healthy, lean, and fit. Whether you believe the architect of that blueprint is God, or God acting throughout evolution by natural selection, or by evolution alone, the end result is still the same: We need to give our bodies the foods we were originally designed to eat.
Loren Cordain in The Paleo Diet
Lean and fit Australian Aborigine
Paleo Diabetic 