In Tennessee, school-zone speed limits are 15MPH, in many states they are much higher; surely one must be better than the other or, on balance, the margin is statistically meaningless.
I don't drive very much and I never speed, but some laws are dumb.
It's not about vengeance. It's about safety. Vengeance won't bring out family member back. I'd just be happier knowing that fewer families were going through what we did.