Or, you could replace the quote with:
"Why I don't drive a car"
"Why I don't use a power lawnmower"
"Why I don't use a razor blade when shaving"
"Why I don't run with scissors"
etc.

Read the instructions. Use common sense. Don't watch TV, text, talk with the buddies while drinking beer, etc.

Thousands of people have done thousands of tasks without hurting themselves. Remember one awe$&*# cancels all attaboys. And if you don't have confidence that you won't screw up, then maybe you should just stay in bed, so you don’t hurt anybody else......LOL.