Down south, many of the older homes do not have central air. In these houses, some use electric fans, which swivel back and forth. In this situation, you feel refreshed only shortly before the heat sets in. If one had central air, the refreshing could be permanent and not temporary. Well, Hagar gave Abraham a son, but it was only a temporary fix, for he was not the child of promise.

And Hagar bare Abram a son: and Abram called his son's name, which Hagar bare, Ishmael. Gen 16:15 (KJV)

Though Abrah...