Gluttony might be innocuous were it not for the fact that gluttons tend to disregard whether their self-serving behaviors harm anyone else. We don't need to look far and wide to find examples of gluttonous behavior as they are numerous throughout the history of capitalism.
There was a point - when I was a kid - where I said I wanted to be like Luke Skywalker with blond hair and blue eyes. My mom right there told me to never be ashamed of who I am.