And I thought the intestinal parasites were enough of a reason not to go on a cruise.
Old people on cruise ships are notoriously annoying so an occasional stabbing is understandable.
There is a theoretically optimal number of stabbings and it is not zero
the worker, a 35-year-old South African man, was caught trying to deploy a lifeboat from a Norwegian Cruise Line ship west of Vancouver Island. The ship’s security escorted Sogoni to the vessel’s medical center for an evaluation [where] he “became irrational and attempted to leave” and “physically attacked a security guard and a male nurse". [He then] ran to another exam room, where a 75-year-old patient was inside, [and] stabbed the woman in her arm, hand and face, then [stabbed] one guard in the head and stabbed the other guard’s back and shoulders.