#Person1#: You should not have criticize your son in front of his friends.
#Person2#: Why? He did something wrong.
#Person1#: I know. But at that time your blame is rubbing salt into his wounds.
#Person2#: I only wanted to help him.
#Person1#: But it is not the right time.
#Person1# tells #Person2# not to criticize #Person2#'s son in front of his friends.
criticize