About the Author

Chuan August Sun

I hold a PhD in Computer Science, with a specialization in computer vision and machine learning. For sixteen years I have worked near the frontier of applied machine learning: first at a technology company in Seattle, building systems that helped machines recognize objects in images; then at a financial firm in New York, using AI to build intelligent financial services. My daily work places me beside some of the most powerful intelligent tools of this era. Yet late at night, what remains with me is not the next model’s accuracy. It is a set of questions too old to retire and too urgent to postpone: What does it mean to exist? What can we know? How should we live? For me, these are not philosophical ornaments. They are the questions that The Tao of Lucidity was written to face.

I hold an almost obsessive enthusiasm for reasoning and speculative thought. A good argument can exhilarate me for an entire day; a bad one can keep me awake all night. What thrills me most is the moment when something vast collapses into a minimal and necessary form. Euler’s identity, \(e^{i\pi} + 1 = 0\), binds five fundamental constants in a single equation. Boltzmann’s definition of entropy, \(S = k \ln W\), compresses the second law of thermodynamics into one line. These are not just formulas; they are reminders that reality sometimes gives itself to the simplest form capable of bearing truth. The Tao of Lucidity calls this dimension of reality Pattern (li): the structured, knowable face of existence. My love of Pattern is what drew me to the axiomatic method, and to the conviction that even the deepest questions about human existence deserve the fullest rigor we can bring to them.

I grew up in China, and for a long time history stayed out of my reach. I cared about it; what I lacked was a way to grasp its essence. The textbooks I was given were built for examinations rather than wonder, and the past arrived as dates and dynasties drilled into memory and promptly forgotten, stripped of its living truth. It was only in my thirties that history seized me, and it seized me first through prose. I picked up Edward Gibbon’s The Decline and Fall of the Roman Empire, and the experience was a revelation: not merely the content but the voice, a mind surveying fifteen centuries with irony, gravity, and an almost musical sense of cadence. The Chinese translation was equally superb; in either language, I felt for the first time that history could enter the mind as living prose. I have not yet managed to finish all six volumes, but Gibbon taught me that history, written well, is philosophy teaching by example. Mommsen’s The History of Rome deepened the lesson. Through Rome I discovered Marcus Aurelius’s Meditations and the letters of Seneca; I was moved by the Stoic commitment to asking “what is the good life?” even as an empire crumbled around them. Tracing further back, Thucydides’s cold lucidity revealed the permanent structures of politics, Plato’s Republic made me think seriously for the first time about the relationship between justice and order, and Aristotle’s Politics taught me that every political arrangement is an answer to the question “how should human beings live together?” Each layer revealed another school of thought, another way humans have tried to answer the permanent questions.

Then I looked east again with new eyes. The most intellectually dense period in Chinese history, I now realized, was the Warring States era: seven kingdoms locked in existential competition, and out of that crucible came an explosion of philosophical schools matched only by classical Athens. Confucius asked about the relationship between order and benevolence; Laozi pointed beyond language and reason to the Tao; Mozi challenged Confucian graded love with universal care; Han Feizi built a ruthlessly efficient logic of governance from law, method, and power; Sunzi distilled strategic thinking into transmissible principles. The Qin unification that ended the era was not merely a military conquest; it was an argument, settled by force, about what kind of order a civilization requires. Reading Western and Eastern history side by side reshaped everything I thought I knew about politics, about power, about philosophy itself. It also gave me a conviction that runs through The Tao of Lucidity: these questions are not academic. They are the questions on which civilizations rise and fall.

Games, too, have been teachers. I love the beauty of Weiqi, the game of Go: its rules fit on a napkin, yet its strategic depth exceeds chess by orders of magnitude. A single stone placed well can reshape the entire board, the way a single axiom, rightly chosen, can reshape an entire philosophy. I was fascinated by StarCraft for similar reasons: three asymmetric civilizations, each with its own logic of war, locked in a contest where strategy, deception, and split-second judgment intertwine. And then there is poker. Growing up, my family forbade me from playing cards; they considered it a vice, and for years I accepted that judgment without question. It took me a long time to see what the best traders and hedge fund managers at firms like SIG had long understood: at its core, Texas Hold’em is applied Bayesian reasoning under radical uncertainty. It is a game where you must act on incomplete information, update your beliefs with every card, and accept consequences before certainty arrives.

Then, within a few years, AI crossed all three thresholds: AlphaGo defeated the world’s best Go player, AlphaStar defeated top StarCraft professionals, and deep-learning algorithms defeated top human poker players. Three games I loved, three capacities I had assumed would remain safely human for decades, were surpassed within my lifetime. Each game had taught me something about Pattern, probability, and the limits of human judgment. Each AI victory removed another layer of what I had assumed was uniquely ours. Together they crystallized the question that would become The Tao of Lucidity’s central concern: when the activities we thought required intuition, creativity, and even soul can be mastered by pattern recognition alone, what remains that is irreducibly human?

The person I most admire is Spinoza, who wrote ethics in the geometric method, as though God, freedom, and happiness could be rigorously derived like the interior angles of a triangle. The state of being I most wish to attain is the world Laozi described: where the Tao follows its own nature, and through non-action nothing is left undone. A profound alignment: like water, which prevails without contending; like the Tao, which responds without speaking. Spinoza gave The Tao of Lucidity its skeleton; Laozi gave it its soul. The full tribute to both, along with Aquinas and Plato, lives in the preceding chapter.

The Tao of Lucidity was born where all these forces converge: the rigor of mathematics, the gravity of history, the shock of games mastered by machines, the courage of Spinoza, the stillness of Laozi. It began as a response to a personal crisis. When AI can do more and more of what was once thought to be uniquely human, the question “What does my existence mean?” became impossible to avoid. I did not choose to look away. I chose to face it.

It is not a final answer. It is a path still being walked.

Contact: august.csun@gmail.com

Acknowledgments

This book exists because many forces converged.

Thanks to Socrates, Laozi, Descartes, Spinoza, Kant, Nietzsche, Heidegger, and Wittgenstein, names that represent not merely ideas but human courage in the face of fundamental questions. The Tao of Lucidity stands on their shoulders; it did not begin from nothing.

Thanks to the unnamed practitioners in the Buddhist, Daoist, and Christian mystical traditions who touched Mystery in silence. Their experience is the true source of this book’s “Four Depths of Mystery.”

Thanks to every future reader who will question and critique this book. The Tao of Lucidity’s ethics demand that it remain open; your challenges are the force that drives its continued evolution.