She and her siblings had to make tea for and share food with every visitor. That did not make her happy. Today she has a different perspective. So she finally asked her mom: What made you so kind? Bertha Ngumbi, my sweet mother, is one of the kindest women I know. But when I was a kid growing up in Kenya with four siblings, her kindness annoyed me. My siblings — three sisters and one brother who has passed on — say the same thing. My mother al... [4140 chars]