"This is not going to work."
"It's going to work. I've done this hundreds of times, I'll have you know."
"Were any of those attempts successful?"
"Oh ye of little faith. Just - sort of angle that arm there and then put that leg there. Okay - that should work."
"It seems to be a terribly unnatural position that you are attempting to put yourself in."
"Perhaps it is a bit more awkward than what I was aiming for."
"For pity's sake, Napoleon - just go and rent another hammock."
"See if I bring you to the beach again."