Most people could run in marathons successfully, unless they are sick or something. It's what the human body was built for. And if you are going to argue that p

Most people could run in marathons successfully, unless they are sick or something. It's what the human body was built for. And if you are going to argue that playing the violin requires an ear for music, as if that's so uncommon, then I could also argue that programming skill depends highly of intelligence. > Losing weight is also dead simple No it isn't, because weight gain and loss highly depends on one's metabolism. Say that to a diabetic and you'll probably get punched.