O n our way to water a friend’s pets and plants while they’re away, we drove past a blinking sign in front of a restaurant that helpfully informed us that the current temperature was 108 degrees. I nearly choked. “The phone says it’s only 107,” Marcel offered consolingly. He was wasting his breath. With two weeks before summer is officially underway, I am comfortable saying that the heat already has rendered me fairly inconsolable. I look up at the ceiling while listening to our cooling systems rattle on the roof and I ruminate over what we will do if one of them gives out this year, when the temperatures are closer to 110 than they are to 100. The desert has reduced me to…