I’m sprawling on my bed, too parched to sleep. I’m tired but not sleepy. Maybe, I reason, if I get up and obtain some water, the sleepiness will finally kick in and I’ll conk out when I get back. Okay, it’s a plan. I swing my legs over the edge of the bed and plant my hands on the mattress to give myself a boost as I stand up. The moment I’m upright, a hand closes on my ankle….