You Already Know What to Do. That Was Never the Problem. Flying over Frankfurt at 35,000 feet, I listen to Andrew Huberman talk about winding down for sleep. He says to dim the lights two hours before bed, avoid screens in the last hour, and let melatonin work without blue light interference. It’s Monday morning, and I’m flying to a client. I’m on my third coffee after five hours of sleep. The podcast is solid. Clear science, sharp delivery. I jot down mental notes, planning to start tonight:...