Guppy nods. He wishes he'd sought someone out to talk about this rather than getting worked up on it for four days.

"I know... I started feeling I had to prove something, so when one of my patients got in danger I dived in and nearly got blown up. And then I sort of felt that it didn't matter if I was a coward most of the time if I could do stuff when it matters, but I kept thinking maybe everyone else thought I was a coward as well... overthinking, I guess."