Encased in talent like a uniform, The rank of every poet is well known; They can amaze us like a thunderstorm, Or die so young, or live for years alone.
W. H. AudenNobody knows what the cause is, though some pretend they do; it like some hidden assassin waiting to strike at you. Childless women get it, and men when they retire; it as if there had to be some outlet for their foiled creative fire.
W. H. Auden