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Lyon Leshley
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Teacher of 25 years | Passionate about philosophy, history, literature, technology, science, calligraphy & Linux | Now delivering AI‑assisted online lectures.
Patanjali — Codifier of Yoga and the Philosophy of Stillness Patanjali is one of the most influential yet enigmatic figures in Indian philosophy. His exact dates are uncertain, but scholars generally place him between the 2nd century BCE and the 4th century CE. He is credited with three major works: the Yoga Sutras, a systematic exposition of the philosophy and practice of yoga; the Mahabhashya, a monumental commentary on Panini's grammar; and a commentary on Charaka's medical treatise. This triad — yoga, grammar, and medicine — earned him a unique position in Indian tradition as a master of mind, speech, and body. His Yoga Sutras, composed of 196 aphorisms (sutras), outline an eightfold path (ashtanga yoga) leading to samadhi — the cessation of mental fluctuations (chitta vritti nirodha). While he did not "invent" yoga, Patanjali synthesized and organized diverse yogic traditions into a coherent philosophical system, earning him the title of the systematizer of classical yoga (yoga darshana), one of the six orthodox schools (darshanas) of Hindu philosophy. In iconography, Patanjali is depicted with a human torso emerging from serpent coils — symbolizing his mastery over kundalini, the coiled serpent energy, and the union of human consciousness with cosmic reality. He is traditionally described as an incarnation of Adishesha, the cosmic serpent upon which Vishnu reclines. This lecture explores his life, his philosophical contributions, and the enduring legacy of the Yoga Sutras across both Eastern and Western thought. #Philosophy #YogaSutra #Patanjali #IndianPhilosophy #Consciousness #Metaphysics #EasternPhilosophy #Stoicism #Meditation image
How do you know what you know? Not what you believe, but what you actually know with confidence. In this lecture, we explore the life and work of Akṣapāda Gautama, the founder of the Nyāya school—one of the six orthodox schools of Hindu philosophy and ancient India’s most sophisticated system of logic. 📚 In this video, we cover: • Historical context: When and where Gautama lived • The Nyāya Sūtras: Structure and significance • The Four Pramāṇas: Valid means of knowledge (Perception, Inference, Comparison, Testimony) • The Five-Member Inference (Pañcāvayava): India’s answer to the syllogism • The 16 Categories (Padārthas): A framework for reality and debate • Logical Fallacies: How to spot bad reasoning • The Path to Mokṣa: Why logic leads to liberation Nyāya wasn’t just academic—it was a tool for truth-seeking and spiritual freedom. Whether you’re interested in comparative philosophy, critical thinking, or Indian history, this deep dive reveals why Gautama’s legacy remains vital today. All my links: My library: #Philosophy #IndianPhilosophy #Nyaya #Gautama #Epistemology #Logic #Moksha #HistoryOfThought
You’ve heard of Plato, Confucius, and Kant. But what about Bādarāyaṇa? He wrote one of the most influential texts in human history—the Vedānta-Sūtra—yet historians know almost nothing about his life. Did he even exist as a single person? Or is “Bādarāyaṇa” actually a code name for an entire school of thought? In this lecture, we peel back the layers of this 5th-century CE mystery. We explore a text so compressed that a three-word sentence can unlock the secrets of the universe—or remain completely incomprehensible. Join us as we investigate the man (or the myth) who turned the ancient Upaniṣads into a rigorous system of logic, challenged the power of Vedic rituals, and left a philosophical puzzle that scholars are still trying to solve today. All my links: My Library: #Philosophy #History #Mystery #Hinduism #Spirituality #Badarayana #VedantaPhilosophy
Xunzi: The Architect of Confucian Order We remember the optimists in philosophy—the ones who tell us we’re fundamentally good, that virtue comes naturally. Then there’s Xunzi. This 3rd-century BCE Chinese thinker looked at human nature and said: “No. We’re selfish, envious, and left alone, we’d tear civilization apart.” While Mencius claimed we have moral “sprouts” inside us, Xunzi argued we’re born chaotic and must be transformed through deliberate effort. In this video, we explore: Why Xunzi’s “human nature is evil” claim was so shocking How ritual (li) and music reshape desire instead of suppressing it His radical naturalistic view of Heaven—and why it matters today The tragic irony of his students becoming Legalist authoritarians Why Xunzi was marginalized for 2,000 years—and why we’re finally listening again Xunzi’s message is urgent for our moment: civilization isn’t natural or self-sustaining. It’s an achievement that requires constant work, education, and vigilance. When we forget this, chaos returns. This is philosophy for people who want to understand how human societies actually work—not how we wish they would. All my links: Library: #Philosophy #ChinesePhilosophy #Xunzi #Confucianism #Ethics #Education #Civilization
Here are some of my fountain pens. Twisbi Echo T, Pilot Metropolitain, and Lamy Safari. Writing with these fountain pens is a pleasure. image