changed; rehabilitated; "wised up".
If the children are tantrum-throwers, [they] should be punished with smoke and rehabilitated.
Even though he almost died already from [being] beaten by his mother, he isn't really changed.
Even though he almost died from his mother's beating, he still hasn't wised up.
N-
to become wiser; ‘behavior’ to become changed for the better; to become rehabilitated.
The catalyst for this change is some unpleasant experience, including sharp discipline. For instance, one may stop eating
pancakes because one became ill from over eating them.
He became wiser, he did not repeated [it] anymore.
He wised up, he hasn't done it again.