Jack the hack, a writer
worked as a waiter
he used to be a fighter
he used to be a hater
eating made him fatter
sleeping made him lazy
complaining made him natter
worry made him crazy

one day he ate himself
which gave him indigestion
consumed all his health
and swallowed all his questions

Brian Routh

http://www.poemhunter.com/poem/consumed-with-talent/