DARK I   What I yelled at my son today:   “I am doing good shit! I am writing good shit! You’re the problem!”   Let me set the scene. He’s been taking an online high school geometry course over the summer. Why? Because his brain is a scientific algorithm machine ready to discover the formula for the speed of time. Wait. I think someone discovered that. And it’s really slow. So today, I spent three hours drilling geometry concepts into this boy in a voice straight from the me in the opposite parallel universe where I am not a yoga teacher. Where I am anti-yoga teacher. Where I “lose it,” “snap,” and “shit.” The space I occupy by his computer is pressurized, school…