Children become resilient by living through loss and disappointment. Help your little boy use his words to express upset while providing him the opportunity to get his feelings out.
Children need parents that are not afraid of their intense feelings. They need parents who can "contain" them even when they cannot contain themselves.
What happens to women when we do not embrace our own duality? Where does the dark side go if we aren't allowed, by society -- or worse, by ourselves -- to express it?