I’m a huge fan of the Christian concept of vocation: that God calls each and all of us to serve God by serving our neighbor in whatever roles we may have. So whether you’re working or volunteering or a parent or sibling or student or friend or citizen – whatever role you have you can serve God by serving others. I’m attracted to this idea because it elevates our daily work and effort. In the middle ages, Christian lives within a spiritual hierarchy. Yes, it was good to be a mother or father or bricklayer or whatever. But it was better to be a priest and even better to be a monk, and so forth. One of the things Martin Luther protested...