Maybe in business practice, not necessarily character. Just look at Trump. (Not to pick on him, but I don't find Trump to be practicing the etiquette I would as

Maybe in business practice, not necessarily character. Just look at Trump. (Not to pick on him, but I don't find Trump to be practicing the etiquette I would associate with a man in his position. As for Zuckerberg, I'm not saying he's childish either. I'm just questioning your point.)