Murdock's cooking is kinda like a magic act - you really don't want to know all the secrets.

"Took your mind off the hangover, though."

He's well aware there's something going on in Face's head. Things have been going okay over the last few months, and he's half waiting for the other shoe to drop.

When most of your previous relationships involve the other person deciding you're too unpredictable, too intense, too... you for them to deal with, you get used to shoes dropping.