When boys are showing care and concern and support for other people, celebrate it in the same way that you might celebrate more traditional things that are celebrated for boys, like sports victories or catching a big fish. You want to celebrate when they care for friends or family, too
In other words, siblings are forced together, and then suddenly they’re not. The independence of adulthood—when proximity is no longer required and the obligations lessen—creates opportunities for siblings to build, repair, or discard the relationships of their youth, to stay stuck in or break free of the roles they played as children.