I'm not much of a famous-person friend. I've hung out with Brooke Shields and I don't think I've ever seen that kind of pure face recognition, but I keep a low profile.
If someone is interested in medicine and also in physics and they like working with people and communicate well with others, I would strongly encourage them.
I feel like the so-called bad guys are never totally bad. I guess it's the closest thing I can do to reality: people act nice but nobody really is nice. We all have to balance that with something dark.