You’re sitting at your desk. It’s 3:00 PM. The day has that flat, heavy feeling to it. Lunch is long gone. Your coffee is cold. Your inbox is full of things that are not emergencies, but still need a decision from you. On your screen is an email from a vendor or a quick question from your operations manager. It’s a standard, mid-level call. Approve this. Push back on that. Choose between option A and option B. Two years ago, you would have handled it in thirty seconds while half-walking to another meeting. You wouldn’t have thought twice about it. You probably wouldn’t even remember making the call by the…