Opinion by Jim Kevlin From Cooperstown to Tempe The heat in the Phoenix area was our greatest fear, and summertime highs of 120+ need to be respected: Drink a lot of water, wear a straw cowboy hat, and stay in the shade. If you’re retired, perfect. Do what needs to be done in the early hours (8-to-10-ish), stay inside during the day, then emerge again in late afternoon. (Another benefit of retirement: Stay off the highways during rush hour. Otherwise,…