IF it is used as a form of punishment to drive home a point...and not over the top abuse. There is a line...
We read something without having any context and become experts.
I was hit with a belt growing up. It can be done in a way that isn't abusive. No pain no gain.
I also went to Catholic school. The brothers were let's say a bit forceful in correcting.
How is putting a kid in a corner with a timeout out any less abusive mentally?
By the way...Adrian Peterson is there paying attention to his son...I would applaud him over many of the deadbeat dads out in the world today.