They're not saying it's right to hit, they're saying if you don't learn to respect someone's limits bad things can happen.
AnneB, they're not saying it's wrong to hit either - that's the point. Wife beating is mentioned in the paragraph and subsequently glossed over, whilst the real "crime" at the root of the matter is highlighted as being the wife's failure to apply 1 Corinthians 13:4-7. Surely you can see that?
Cedars