If, as we get involved with people, it becomes clear that they are simply unwilling to even consider any changes, then it is not loving to enable them to persist in sin by providing them with handouts of food, clothing, or shelter. Rather, the loving thing to do is to allow them to feel the burden of their choice in hopes that this will trigger positive change. One caveat to this would be if the person is so mentally ill that they do not have the capacity to make responsible choices.
