How do you think about following joke named "Unavoidable Death"?

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A sailor who was going to set out for India was asked by a landsman, where his father died? "He was shipwrecked."answered the sailor. "And where did your grandfather die?" "When he was fishing, a storm arose and he and all on board were drowned." "And your great-grandfather? " "He also lost his life at sea." "Then," said the landsman, "If I were you, I should never go to sea." "And pray," asked the seaman, "Where did your father die?" "In his bed." "And your grandfather?" "He as well as my great-grandfather died in their beds." "Then, if I were you," said the sailor, "I should never go to bed." How do you think about above joke concerning Death of People?