If I don't feel confident about my body, I'm not going to sit at home and feel sorry for myself and not do something about it. It's all about taking action and not being lazy. So you do the work, whether it's fitness or whatever. It's about getting up, motivating yourself and just doing it.
Music, as long as it exists, will always take its departure from the major triad and return to it. The musician cannot escape it any more than the painter his primary colors or the architect his three dimensions.