Philosophers have offered several distinct accounts of what makes a life go well, and the disagreements are not merely academic.
Virtue approaches
Character as the central question.
Which asks what sort of person to become rather than what to do.
Duty-based approaches
Actions right or wrong independent of consequences.
Which produces strong constraints.
Consequence-based approaches
Outcomes as the measure.
Which produces demanding and sometimes counterintuitive conclusions.
Why the disagreement persists
Each captures something the others handle badly.
Why the three approaches persist
Each handles some cases well and produces uncomfortable results in others.
Which is why none has displaced the others despite centuries of argument.
Most people in practice reason using elements of all three depending on the situation, which philosophers regard as either sensible or incoherent.
Virtue and character
Habits developed over time rather than decisions made in the moment.
Which connects to contemplative traditions directly.
Duties and rights
Constraints that hold regardless of outcome.
Which underpins much of modern legal thinking.
Consequences
Maximising good outcomes.
Which is demanding and produces counterintuitive conclusions in edge cases.
Care ethics and other approaches
Later frameworks emphasising relationship and dependency.
Where the approaches conflict
Cases where producing the best outcome requires doing something a duty-based account forbids.
Which is the standard testing ground and generates the familiar thought experiments.
Neither side considers those cases decisive, which is why the argument has lasted rather than concluded.
Ancient and modern
Virtue approaches dominating antiquity and returning to prominence in the twentieth century.
Which was a deliberate revival after a long period of neglect.
Religious ethics
Traditions drawing on all three approaches in different combinations.
Applied ethics
Medicine, business and technology as areas where the disagreement has practical consequences.
Reading
Short introductions to each approach exist and are readable without background.
What the disagreement is actually about
Whether the right action is determined by what it produces, by what kind of act it is, or by what kind of person does it.
Which are genuinely different questions rather than different answers to one question.
Recognising that is what makes the persistence of the disagreement intelligible rather than embarrassing.
Moral intuitions
Strong reactions that theories are tested against.
Which raises the question of how much weight intuitions should carry.
Moral progress
Whether societies get better and how we would tell.
Which each framework answers differently.
Religion and philosophy
Overlapping and distinct approaches to the same questions.
Where to begin
A short general introduction, then a primary text from whichever approach interests you.
How this article treats its subject
Everything here is written descriptively. Where a practice belongs to a living religious tradition, the aim is to say accurately what that tradition does and says about it, without arguing for or against its beliefs. Those are questions for the traditions themselves and for the people who belong to them.
Where research is mentioned, the intention is to report what studies have found rather than what enthusiasts or critics have claimed about them, including where the findings are weaker or more contested than popular coverage suggests.
A note on why the history matters
A great deal of contemporary spiritual and wellbeing material presents itself as ancient when it is recent, or as universal when it belongs to a particular tradition and place. Neither of those is necessarily dishonest, and both make it harder to understand what one is actually doing.
Knowing where a practice comes from, who developed it, what it was originally for and what changed along the way does not diminish it. It usually makes it more interesting, and it makes claims about it easier to evaluate.
Where to read further
Primary texts in good annotated translations, academic histories, and practitioners speaking about their own tradition are all more reliable than secondary summaries, including this one. Most of the traditions discussed here have extensive scholarly literature accessible to general readers, and university presses publish short introductory volumes on nearly all of them.
Where a practice has physical or psychological effects, medical and mental health professionals are the appropriate source of guidance, and nothing here is intended as advice of that kind.
On sources and disagreement
Scholars disagree about much of this material, sometimes sharply, and where that is the case it has been noted rather than resolved. Presenting contested questions as settled would be more comfortable to read and less accurate.
That applies particularly to questions of origin and influence, where the evidence is frequently thin and the temptation to fill gaps with a tidy narrative is strong. Where something is genuinely uncertain, the honest description is that we do not know.
A final word on approach
Traditions described here belong to living communities of people who practise them seriously. Writing about them from outside carries an obligation to get the details right and to avoid claiming more familiarity than the writing supports.
Where this article is thin, the traditions own sources are the correction.