People work in those roles all the time, do you say "well nobody has perfect practice" when a doctor leaves a thermometer in your child's skull after surgery?

People work in those roles all the time, do you say "well nobody has perfect practice" when a doctor leaves a thermometer in your child's skull after surgery? There are malpractice regimes all over the place, it just results in having real training and an assessment of risks and, y'know, not cowboy'ing, before making changes. "What difference does it make that this girder is 1/2" out of alignment? Nobody's perfect."