RESEARCH BASE
Search 3,721 documents across 34 fields — every claim tier-rated by evidence
3,633 are the core, quality-scored corpus (34 lettered sections — see How We Work); the remaining 88 are cross-corpus synthesis documents (68 InterDocs, 12 Connections, 8 Theories) also indexed here.
1,277 results for "principle of sufficient reason" — page 40 of 64
P_5_20 — Cicero: Roman Oratory, Natural Law, and Republican Philosophy
Marcus Tullius Cicero (106–43 BCE) — Roman statesman, orator, philosopher, and lawyer — stands as one of the most influential figures in Western intellectual history, bridging Greek philosophy and Roman practice, and tra
P_2_11 — Deontological Ethics: Duty, Rights, and the Categorical Imperative
Deontological ethics (from Greek deon, "duty" or "obligation") is the family of moral theories holding that the rightness or wrongness of an action depends on the action's conformity to moral rules, duties, or rights — n
P_2_06 — Political Philosophy: Justice, Power, and Authority
Political philosophy examines the nature of justice, power, authority, and the proper organization of collective human life. Plato (Republic, c. 375 BCE) argued that justice consists in each part of the soul and the city
ZE_5_16 — Climate Change Ethics: Responsibility, Justice, and Future Generations
Climate change ethics addresses the moral dimensions of anthropogenic global warming — a problem characterized by radical asymmetries of cause and effect, temporal scale, and vulnerability. The nations most responsible f
ZE_5_17 — Ethics of Deception: Lying, Manipulation, and the Moral Limits of Dishonesty
The ethics of deception — the moral evaluation of lying, misleading, manipulating, and withholding truth — is among the oldest and most practically significant topics in moral philosophy. The absolutist position was stak
ZE_5_14 — Ethics of Promise and Contract: Trust, Binding Words, and Obligation
Promise-keeping is among the most fundamental moral obligations — yet its philosophical basis is surprisingly elusive. Why does uttering certain words ("I promise") create a binding moral obligation? The question has gen
ZE_5_18 — Research Ethics & Global Standards
Research ethics — the principles, regulations, and institutional structures governing the conduct of research involving human subjects, animals, and sensitive data — emerged as a formal discipline from the horrors of Naz
ZE_3_23 — AI Ethics Frameworks
AI ethics frameworks have proliferated rapidly since 2016 as artificial intelligence systems moved from research laboratories into consequential real-world applications — criminal sentencing, hiring, lending, medical dia
ZE_3_13 — Ocean Ethics — Maritime Law, Marine Rights, Ocean Governance
Ocean ethics examines the moral and legal governance of the world's largest ecosystem — the ocean covers 71% of Earth's surface, contains 97% of the planet's water, and produces 50% of the oxygen we breathe, yet remains
ZE_3_01 — Environmental Ethics and Deep Ecology
Environmental ethics examines the moral relationship between humans and the natural environment — Do non-human entities have intrinsic value? Do we have moral obligations to ecosystems, species, and future generations? T
ZE_1_14 — Platonic Ethics: Justice, the Good, and the Philosopher-King
Plato (c. 428–348 BCE) stands as one of the foundational architects of Western ethical philosophy. While his metaphysical doctrines — the Theory of Forms, the immortality of the soul, the cosmology of the Timaeus — are t
ZE_1_05 — Utilitarianism and Consequentialism
Consequentialism is the family of ethical theories holding that the moral rightness of an action depends entirely on its consequences — what matters is the outcome, not the motive or the nature of the act itself. Utilita
ZE_1_11 — Pragmatist Ethics
Pragmatist ethics — developed primarily by Charles Sanders Peirce (1839–1914), William James (1842–1910), John Dewey (1859–1952), and further by Richard Rorty (1931–2007) and Cornel West (b. 1953) — rejects the search fo
ZE_1_10 — Moral Psychology and Development
Moral psychology investigates how humans actually make moral judgments, develop moral capacities, and experience moral emotions — bridging empirical research and philosophical ethics. Developmental approaches: Jean Piage
ZE_1_02 — Political Philosophy — Power, Justice, and the State
Political philosophy examines the fundamental questions of collective human life: What is justice? What legitimates political authority? When is revolution justified? Who should rule? From Plato's philosopher-kings throu
ZE_1_15 — Moral Luck: Nagel, Williams, and Fortune in Moral Judgment
Moral luck refers to the phenomenon that people are morally judged — praised or blamed — for factors beyond their control, despite the widely held principle that moral judgment should apply only to what is within an agen
ZE_2_07 — Confucian Ethics and Li
Confucian ethics (rujia lunli), originating with Confucius (Kong Qiu, 551–479 BCE) and developed by Mencius (Mengzi, c. 372–289 BCE) and Xunzi (c. 310–235 BCE), constitutes one of the world's most enduring ethical tradit
ZE_2_04 — Taboo, the Sacred, and Boundary Transgression
Taboo — the prohibition of certain acts, objects, or persons as dangerous, polluting, or sacred — is one of the most universal features of human culture, yet one of the most difficult to explain. From the Polynesian orig
ZE_2_01 — Alchemy and Transmutation Across Civilizations
Alchemy — the art and science of transformation — emerged independently or semi-independently in at least three civilizations: Egyptian-Greek-Arabic-European (the Western tradition), Chinese (waidan/neidan), and Indian (
ZE_2_15 — Christian Ethics: Natural Law, Liberation Theology, and Social Gospel
Christian ethics — the moral tradition shaped by Jesus's teachings, biblical interpretation, and theological reflection over two millennia — represents one of the most influential and internally diverse ethical tradition
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