There is an easy way to silence your critics; just try to do what they say you can't do. If they are still not content, do more of it! Keep doing it until you become a master. Then look around, and you will see fewer critics and many compliments!
silence endurance success more food-for-thought try endure master win compliments congratulations perseverance persistence criticize silent quiet little achieve small do-it winner critics easy praise try-again opposition look much israelmore-ayivor critic content persistent persevere persist oppose again criticise shut-down shut-up few fewer around opponents hibernate look-around watch-and-pray