検索キーワード： 倫理学・道徳

Immanuel Kant (1724-1804) was one of the most influential philosophers of all time. His profound thoughts on aesthetics, ethics, and knowledge has had an enormous impact on all subsequent philosophy. Kant asked questions like “What is morally permissible, and what is morally obligatory?” and explored the answers in Fundamental Principles of the Metaphysics of Morals. Kant's idea of the categorical imperative is a logical proof of the golden rule and the centerpiece of this work.

The Critique of Practical Reason was published in 1788, seven years after Immanuel Kant's major work, Critique of Pure Reason. In it, Kant sets out his moral philosophy - and it proved a seminal text in the history of the subject. He argues that the summum bonum (the highest good) of life is...

Escape modern burnout and find inner balance with ancient Eastern philosophy designed for your chaotic everyday life. Whether you are navigating workplace stress on your morning commute or seeking a grounding perspective to unwind, these historical insights offer profound relief. Transform daily...

From the New York Times bestselling author, a transformational roadmap to mastering the seven essential questions of leadership, whether you are a leader on your campus, in your community, or in the C-suite. Drawing from his extensive experience guiding major institutions through everyday...

Master emotional resilience and conquer daily anxiety with practical Stoicism built for a chaotic modern world. Whether you are battling a stressful morning commute or navigating difficult personalities at work, you can cultivate a calm, grounded mindset. Learn to instantly distinguish what is...

A major work of interdisciplinary nonfiction that redefines how we understand life, agency, and intelligence. What does it mean to be alive? The slow contortion of a plant toward light, the dive of hawks toward their prey—these are purposeful actions. But where does that purpose come from, and...

El “Libro de los Proverbios del Rey de Salomón”, es una colección de máximas y sentencias que transmiten la sabiduría práctica de la vida cotidiana. A través de frases breves y memorables, este libro instruye en la prudencia, la justicia, la rectitud y el temor del Señor. Se presenta como una guía moral y educativa, pensada para formar a los jóvenes en el buen obrar y para orientar a todos los fieles en sus decisiones.

The philosophers from the East (China, other countries in Asia, etc.) have many things in common with the ancient philosophers in the West (Greece, Eurasia, etc.). But there are differences, too. In this guide, we will highlight and compare some of these differences and similarities. Some other chapters are devoted to several philosophers from both regions in the world, namely Pythagoras, Mo Ti, and Aristippus of Cyrene.

William De Witt Hyde was an ordained minister, the seventh president of Bowden College and chair of the mental and moral philosophy department.In his lifetime he was also an attorney and prolific author. This volume, The Five Great Philosophies of Life, is his best known work. By examples and quotes, he clarifies the tenets of five philosophies of life, a few of which are rather complex, in a manner easy to understand. An examination of Epictius, The Stoics, Plato, Aristotle and Christianity are all included in this work.

Written in Greek by the only Roman emperor who was also a philosopher, without any intention of publication, the Meditations of Marcus Aurelius offer a remarkable series of challenging spiritual reflections and exercises developed as the emperor struggled to understand himself and make sense of the universe. While the Meditations were composed to provide personal consolation and encouragement, Marcus Aurelius also created one of the greatest of all works of philosophy: a timeless collection that has been consulted and admired by statesmen, thinkers and readers throughout the centuries.

Turn daily chaos into calm mastery—without giving up your busy life. In Keep Calm and Stoic On: 10 Stoic Techniques to Conquer Modern Stress, performance coach Harper Caldwell distills the hard-won wisdom of Marcus Aurelius, Seneca, and Epictetus into a field-tested game plan you can start using today.

On the face of it, Avatar: The Last Airbender is a story about a lone superhero. However, saving the world is a team effort, embodied in Team Avatar, aka the Gaang. Aang needs help from his friends and tutors, even from non-human animals. Avatar: The Last Airbender and Philosophy brings to the fore the Eastern, Western, and Indigenous philosophies that are implicit in the show. This volume features contributions by experts on Buddhist, Daoist, Confucian, and Indigenous schools of thought, next to focusing on Western classical authors.

Nearly everyone who cares about dogs or cats knows that they have a sense of self that renders them unique. Yet traditional science and philosophy declare such feelings irrational and anthropomorphic. Animals, they say, have only the crudest form of thought and no sense of self at all. Leslie Irvine's If You Tame Me challenges these entrenched views by demonstrating that our experience of animals and their behavior tell a different story.

Discover the groundbreaking philosophy of Utilitarianism by John Stuart Mill—a timeless exploration of ethics, happiness, and the greater good. In this influential essay, Mill defends the principle that actions are right if they promote the greatest happiness for the greatest number. Blending moral insight with logical clarity, Utilitarianism remains essential for students of philosophy, ethics, political science, and anyone seeking to understand how we determine right from wrong. Perfect for deep thinkers and curious minds alike, this classic text continues to shape modern moral debate.

Discover the profound wisdom of the ancient Stoics in this essential collection of their most enduring works. The Timeless Stoicism Collection brings together five cornerstone texts that have inspired countless readers and listeners to cultivate inner strength, resilience, and clarity in the face of life’s challenges.

A leading thinker of the Stoic school of philosophy, Epictetus (A.D. 55-135) was a renowned teacher whose students transcribed and compiled his teachings; this collection presents the work of Arrian, a Greek philosopher and historian who was a disciple of Epictetus. In these two brief but highly influential works, Epictetus demonstrates that philosophy is more than a theoretical discipline; it is a way of life based on logic, reason, and self-reflection.

Fundamental Principles of the Metaphysics of Morals (1785) remains one of the most influential works on moral philosophy. The German philosopher Immanuel Kant sets out by explaining the core concepts and principles of moral theory and demonstrating that they are normative for rational agents. He argues that the world of understanding is more fundamental than the world of sense. Therefore the moral law, which clearly applies to the world of understanding, also applies to the world of sense because the world of understanding is primary.

This collection of Friedrich Nietzsche’s most famous works contains Beyond Good and Evil, Thus Spoke Zarathustra, Human, All Too Human, and The Antichrist.

Leo Tolstoy was born to an aristocratic Russian family, became a world-famous influential novelist, and then chose to lead the simple life of a peasant. Dating from this last part of his life, Tolstoy’s influential book What I Believe takes readers along on the path to a life modeled literally on Jesus Christ’s "Sermon on the Mount" and the teachings of the Gospels. In revealing and frank essays he reimagines a faith without dogma, centered solely on Jesus’ doctrine of love, humility, and self-denial.

Ecce homo, "behold the man", are the words Friedrich Nietzsche chose as the title for his literary self-portrait. A main purpose of the book was to offer Nietzsche's own perspective on his work as a philosopher and human being. Ecce Homo also forcefully repudiates those interpretations of his previous works purporting to find support there for imperialism, anti-Semitism, militarism, and Social Darwinism.