How could he possibly be well-adjusted without getting beat up at school? Having his lunch money stolen? Learning how to put a condom on a cucumber? Interacting with drug dealers?
you forgot learning “new math” and “gender-neutral” phys ed. and...
His siblings probably performed those services.
You know, being locked out of one bathroom for hours while his sisters did their makeup and hair, having to stand in line with his 5 siblings, sharing a room with a youger bratty brother ... the possibilities of being brought down to Earth in a large family are endless.