Making Sense with Sam Harris

#446 — How to Do the Most Good

December 1, 2025

Key Takeaways Copied to clipboard!

  • Classical utilitarianism holds that one ought to maximize the sum total of happiness, contrasting with consequentialism (maximizing overall good) and deontology (which includes constraints and prerogatives). 
  • The debate over well-being theories, exemplified by Nozick's Experience Machine, centers on whether subjective happiness is the sole intrinsic good, or if reality/agency must also be factored in. 
  • Subjective well-being is highly comparative and context-dependent, meaning that the perceived suffering of the relatively affluent (like the homeless in San Francisco) can be subjectively worse than the objective deprivation experienced elsewhere. 

Segments

Podcast Access and Guest Introduction
Copied to clipboard!
(00:00:06)
  • Key Takeaway: The Making Sense podcast is subscriber-supported and ad-free, requiring subscription at samharris.org for full episodes.
  • Summary: Full episodes of the Making Sense podcast are exclusively available to subscribers who support the show financially. Sam Harris introduces his guest, Michael Plant, who was introduced by Peter Singer, who also served as Plant’s dissertation advisor. Michael Plant identifies himself as a philosopher and global happiness researcher.
Defining Ethical Frameworks
Copied to clipboard!
(00:01:37)
  • Key Takeaway: Utilitarianism is defined as maximizing the sum total of happiness, distinct from broader consequentialism which maximizes overall good defined by factors beyond just happiness.
  • Summary: Classical utilitarianism mandates maximizing total happiness, whereas consequentialism only requires maximizing the good, which can be defined by desires or other metrics. Deontological theories contrast these by asserting moral constraints and prerogatives that limit the obligation to maximize good outcomes. Sam Harris argues that most deontological principles are covertly justified by claiming they are on balance good, suggesting a consequentialist underpinning.
Consequentialism and Consequences
Copied to clipboard!
(00:05:31)
  • Key Takeaway: Objections to consequentialism often fail by ignoring the full, propagating consequences of an action, such as the societal collapse resulting from institutionalizing organ harvesting.
  • Summary: The hypothetical scenario of a doctor killing a healthy patient to save five others is refuted by considering the endless negative consequences of such a practice on societal trust and individual security. True consequentialism must account for all downstream effects, not just the immediate numerical benefit. This highlights that abstract principles often fail when the full scope of consequences is considered.
Theories of Well-Being
Copied to clipboard!
(00:06:58)
  • Key Takeaway: Well-being encompasses happiness, desire fulfillment, and objective goods, but hedonism—that happiness is what ultimately makes life go well—is argued to have the strongest philosophical support.
  • Summary: The three canonical theories of well-being are hedonism (happiness), desire theories (getting what one wants), and the objective list (including truth, love, achievement). Michael Plant finds hedonism most compelling, despite objections like the Experience Machine, arguing that the aversion to the machine stems from the negative consequences of realizing one’s life was a hallucination, which degrades experienced well-being.
Happiness, Suffering, and Context
Copied to clipboard!
(00:12:29)
  • Key Takeaway: Happiness is defined as positive valence experience, and while suffering is not logically necessary for happiness, it often serves as a comparative reference point that influences perceived well-being.
  • Summary: Happiness is defined as feeling good overall (positive valence experience), while well-being is the broader concept of what makes a life go well. The necessity of suffering for appreciating happiness is debated; while logically unnecessary, human experience is highly comparative, leading people to feel better when contrasting their situation against misfortune or past misery. This comparative nature explains why someone earning a median US salary might feel the pinch of a cost of living crisis despite being in the top global wealth percentile.
Subjective Suffering vs. Objective Deprivation
Copied to clipboard!
(00:19:09)
  • Key Takeaway: Due to the context and cognitive framing of well-being, the mental suffering of a homeless person in San Francisco may be subjectively worse than the objective deprivation of the poorest people in other parts of the world.
  • Summary: Judgments of well-being are heavily based on comparison and cognitive framing rather than raw sensory experience alone. This suggests that alleviating the intense mental suffering caused by social comparison in affluent areas might be a higher priority for maximizing well-being than addressing objective material deprivation elsewhere. Michael Plant finds this assessment highly plausible based on his observations.