Many times parents say such things when they are angry or frustrated and then forget about what they said. Children don't forget. You may not even realize the damage you can do to your children. Children tend to believe what their parents tell them. And what children believe about themselves and those around them is what they become.
Words can hurt .
Sometimes it is very hard to escape the frustration and anger brought about by the break-up of the family. Throughout this troublesome time one must keep the needs of the children as the most important issue.