The answer is capitalist economy.
One similarity between the Mayans and ancient Egypt is that both have developed a script without any outside influence, and that their script (the Hieroglyphs and the Maya script) are a combination of a syllabic and logographic script - some words have their own symbols, but there are also symbols for single sounds
The limiting factor that can involve a person's feelings about his own weight or ability is : Motivation
in most cases, the only thing that greatly affect the self confidence of an overweight person is their own motivation. Whether it's the motivation to get out from their current state or the motivation to focus on their goals while ignoring other's negative feedback,
hope this helps
The Capture of Fort Ticonderoga occurred during the American Revolutionary War on May 10, 1775, when a small force of Green Mountain Boys led by Ethan Allen and Colonel Benedict Arnold overcame a small British garrison at the fort and looted the personal belongings of the garrison.