ANNA : "I'm rash and I'm stupid and what am I doing with you?"
WILLIAM : "I don't know, I'm afraid."
ANNA: " I don't know either."

ANNA : "Here we are."
"Do you want to come up?"
WILLIAM : "There seem to be lots of reasons why I shouldn't."
ANNA : "There are lots of reasons. Do you want to come up?"

His look says yes.