While pimples are not as simple as too much milk or sugar in your diet both have a significant impact. Nutritional deficiencies as well as excesses can worsen acne.
You should never have to say hello or goodbye. Even at work sometimes and I know this is very unpopular is that if I'm going to work every single day I don't think you should have to hug people hello every single day when you come to work. I saw you Monday!