You can't bring sandwiches into an OR.
Shaun: So I have an interesting patient. He says cancer made him stronger but that's impossible.
Lea: Shaun. Would you interrupt Glassman while he is doing brain surgery, offer him a sandwich, and start telling him about his day?
Shaun: That is different.
Lea: Why? Because his job is important and mine's not? You have any idea how insulting and demeaning you're being, just like every man I've ever worked under. You don't respect me.
Shaun: You can't bring sandwiches into an OR.