August 21, 2008 Walk upstream Posted by Emily Photo by Ruhrfisch You climb up the slow incline, your legs confident and sure even among the rocky terrain. You’re strong. Professional-athlete strong. Are you a runner? You rub your hands on your thighs. Muscle, lots of it. The stream forks. Which way do you go? 1. Follow it to the right. 2. Follow it to the left.