I suspect Kerre never viewed those responsibilities as burdens. Throughout our conversations she described helping family members in the same matter-of-fact way she described cooking dinner or feeding animals. To her, looking after people was simply another part of life.
That perspective probably explains why she remained willing to answer the phone whenever it rang. Some calls brought good news, while others delivered difficult news and some involved nothing more than a worried relative needing someone to listen. Regardless of the reason, Kerre usually answered.
