Yes, little Avery certainly does need to take responsibility for her actions! But seriously, did it occur to this mother that perhaps Avery shoved or hit her brother, and he bit her in retaliation - because that's what two-year-olds will do? As important as it is to teach the little boy not to bite other kids, it's just as important to teach the little girl that there are consequences to their actions and that when you hit someone, they are likely to retaliate in some way.