It is impossible to talk about diets without also talking about the implied inadequacies of those who do not follow them; to paraphrase Brillat-Savarin, tell someone what to eat and you tell them who to be.

谈论某种饮食法，着你不可能不谈论那不遵循该饮食法人；套用布里亚-萨瓦兰（Brillat-Savarin）话，告诉某人吃什么，就是告诉他们成为什么人。