TELL ME IF MY POEM IS GOOD

He was slow as a slug but decided to sign up for track & field.
He jumped to the clouds when he made it in
His opponent was fast as the flash.
He feared his opponent more than his fear of heights.
Everyone started running at the speed of a tornado
He tripped on a small, shiny pebble
His knee was blood dripping red
He continued the race while his knee was limping