5 curated lessons on dopamine, pain, and pleasure from Dopamine Nation by Dr. Anna Lembke. — When I was stuck in a deep rut and YouTube rabbit hole a few months ago, I randomly came across an interview with Dr. Anna Lembke — a psychiatrist, author, and addiction specialist. Unexpectedly, I heard her say something that pierced through my apathetic slumber: “We’ve reached a tipping point…