I had to be strong without you, because you were my strength and you left me. I was strong right after you left, but I grew weaker and weaker without you. You kept hurting me and tearing me down after you left.
Givers have to set limits. Children begin life as takers. Adults give, and set limits to respect their needs and the child's. Children will learn to be givers as they grow, from the adults that give to them.