...lunar energy being the energy taken from the rage of people who were given really stupid first names by their parents and never had a chance (or maybe the guts; makes no odds) to tell them how cross they were.
OK, that wasn't wholly true. Energy from people given really stupid first names by their parents who never had the guts to tell them how cross they were is actually slightly less useful than that from those who never had a chance; but that's for the nuclear physicists to deal with, not us.