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Robert A. Skidmoreleft a comment
It's refreshing that, in our age of fad diets and over hyped supplements, weight loss can be distilled down to self-control and simple math.
Summer Bod 2020100 days till summer, this calculator will get you abs.
Robert A. Skidmoreleft a comment
One of my favorites. Also popularized the term "There ain't no such thing as a free lunch"
The Moon is a Harsh MistressA rebellion of the Lunar penal colony established by Earth