← Home
Making Sense with Sam Harris · December 1, 2025 · 75m
#412 — The Philosophy of Happiness
Michael Plant on the philosophy and science of well-being. His Happier Lives Institute argues that mental health interventions are the most cost-effective way to reduce suffering — more effective per dollar than many traditional development programs.
This summary was generated from show notes and public descriptions, not from a full transcript review. Details may contain inaccuracies.
Canon
•
Plant: the hedonic treadmill applies to material gains but psychotherapy for depression creates lasting improvements in well-being that don't show hedonic adaptation. Mental health is the exception to adaptation.
•
Plant: the most effective mental health programs work by rebuilding social connections. Loneliness drives depression; connection resolves it. The mechanism is relational, not pharmaceutical.
Was this useful?