It would be wonderful if every child had a parent like this ... but that's not the way it always works out. Sometimes we get the privilege of being that special champion for a child, and through that we also have the opportunity to become a better person.
I teach in a college setting, but the same message applies. Welcome them back with open arms. Genuinely invest in who they are and who they wish to become. Reap the rewards of a life and a profession well-spent.