An oncologist reflects on his last decade as a physician and what he’s learning through the art of oncology — the daily practice that is outside the latest data and is often not explicitly taught in fellowship — that has become ever more important and gratifying. Age, a changing work environment, a pandemic and telemedicine, reports of physician burnout, and colleagues leaving practice — all part of the daily routine. Here, the oncologist shares a few key rules that that have helped and sustained his practice.