Explanation: they help people in need but they also make mistakes and kill people who are un deserving
He's talking morals after abandoning his wife in a roadside diner.
He tells the anecdote of his mother because he thinks the boy is wrong for fleeing his mother. It's not ironic since Mr. Shiflet does it on purpose. Ironically, he is blaming himself for abandoning his mother, who was a divine gift. He recently left his wife at a diner. He should know better than to abandon people...
One Thousand and One Nights. One Thousand and One Nights is one of the most famous compilations of folktales to have ever existed.
The Stage Manager in the play Our Town serves as a "narrator"; he (or she, in some productions) explains the action to the audience, and since there is little in the way of set decoration, his commentary takes the place of some stage direction. He is a conduit between the action of the play and the audience, at times breaking the "fourth wall" by speaking directly to the audience, and at other times participating in the action. His role is similar to the role of the Chorus in ancient classical Greek drama, commenting on the action to help clarify some of the dramatic elements for the audience and helping to move the plot along.