http://fourhourbodyreviews.com | Is it possible to have a rockin body doing only four hours of training or workouts each week?
Read positive reviews about the Four Hour Body book by Tim Ferriss.
The ancients to the early moderns appear never to have considered the 4 elements in the 3 dimensions in which matter in fact exists. Here, then, are the 4 elements arranged as the 4 points of the 1st Pythagorean solid, a tetrahedron.