Tag: #self-improvement
Writing on GPUs, LLMs, MLOps, Kubernetes — and mindset · 55 posts
Expression, Voice, Intonation: The Nonverbal Interface Stronger Than Words
The same sentence can land in opposite ways depending on your face and intonation. From an engineer perspective, this essay covers how much weight nonverbal cues carry, how to work with expression, voice, posture, and ey
2026-06-19 · 25 min read #communication#nonverbal#self-improvement#public-speaking#soft-skillsHumility, Right Place and Right Time, and the Golden Mean: How to Govern Yourself
How to speak with humility yet clarity, the sense of placing work and people in the right spot, and the balance of "too much is as bad as too little" drawn from Aristotle on the mean and Plato and Mill on temperance. A p
2026-06-19 · 30 min read #self-improvement#humility#moderation#self-discipline#philosophyThe Harmony of Emotion and Reason: Think With Data, Feel As a Person
Good decisions come when cold data and warm intuition work together. From an engineer perspective, this essay covers the roles of emotion and reason, how to combine data-driven thinking with human intuition, practical to
2026-06-19 · 29 min read #self-improvement#decision-making#data-driven#emotion#rationalityMetacognition: Seeing Yourself Through a Third Persons Eyes
What metacognition is and why it matters, plus the art of objectifying yourself by seeing yourself through a third persons eyes. It covers self-assessment bias, training through records and feedback, applications to lear
2026-06-19 · 19 min read #culture#metacognition#self-awareness#reflection#self-improvementLife Is a Long Game: Making Regret-Free Choices With Your Future Self
If the you of three years from now looked back at the choice you are making today, would they regret it or be grateful? Using your future self as the standard for decisions frees you from the trap of short-term focus and
2026-06-19 · 34 min read #future-self#long-game#decision-making#mindset#self-improvementReal Knowledge Is Knowledge You Apply — Connecting It Through Creativity
Starting from the emptiness of knowledge that never gets applied, this essay covers how to make knowledge your own and connect it through creativity. It lays out storing things in your own words, storytelling, linking to
2026-06-19 · 30 min read #culture#learning#creativity#knowledge#self-improvementNothing Appears Suddenly — The Compound Interest of Consistency
Skill does not appear suddenly. Abilities like coding, English, Japanese, and table tennis are built from time spent honing a little each day, accumulating like compound interest. This essay covers the buildup of small h
2026-06-19 · 30 min read #consistency#compounding#habits#craft#growthFollowing the Essence — A Life Built on What Does Not Change
A reflection on spending your time on fundamentals and essence instead of chasing trends. It covers how to separate what changes from what stays the same, how to reason from first principles, and how to make choices your
2026-06-19 · 28 min read #culture#first-principles#essence#long-term-thinking#self-improvementFacing Reality First, Then Growing — Stop Daydreaming and Start Colliding With the World
A reflection on why facing reality, instead of escaping into happy fantasies, is the true starting point of growth. It covers guarding against self-flattery and optimism bias, using metacognition to see yourself objectiv
2026-06-19 · 30 min read #culture#growth#metacognition#self-improvement#mindsetThe Depth of Mastery: The Difference Between 2500 and 3000
Sometimes a difference that looks small on the surface actually marks an abyss in skill. Borrowing the analogy of table tennis ratings of 2500 and 3000, I explore what mastery really is, how its depth reveals itself, and
2026-06-19 · 33 min read #mastery#deliberate-practice#skill#growth#self-improvementPeople Who Think Deeply and Care About Others Speak Well
Speaking well is not the ability to talk fast and endlessly. It is the result of thinking one more time before speaking and genuinely caring about the listener. As a developer at LINE learning English and Japanese, I gat
2026-06-19 · 27 min read #communication#empathy#listening#culture#soft-skillsLearning by Teaching: Follow Lectures, Then Build Your Own
A guide to turning the urge to teach into an engine for learning. It covers the protege effect, the path from following lectures to building your own things, the moment of discovering your own gaps through explanation, a
2026-06-19 · 20 min read #culture#learning#protege-effect#teaching#self-improvementBecome a Clear Person: An Attitude That Clears Away Ambiguity
Trust accrues to people whose opinions are clear, whose positions are clear, and whose commitments are clear. Ambiguity looks comfortable but sends an expensive bill. Here is how to communicate with fact-based clarity an
2026-06-19 · 23 min read #clarity#communication#decisiveness#trust#self-improvementHabits, Self-Control, and Execution: Start Small, Finish Strong
A look at the science of habits (cue-routine-reward), the habit of breaking bad habits, the kind of execution that defeats procrastination, and the health foundations such as sleep and digital detox. It also covers the b
2026-06-19 · 19 min read #culture#habits#discipline#execution#self-improvementThe Coolest Skill Is the Ability to Learn Fast
In an age where change keeps accelerating, the strongest edge is not any single technical skill but the ability to learn quickly. This essay lays out how to treat learning as a meta-skill, the concrete methods of chunkin
2026-06-19 · 24 min read #learning#meta-skill#growth#career#self-improvementBecoming an Attractive Person — Visual Sense and Consistency
Starting by honestly admitting that people are drawn to what they see first, this essay covers how to manage your appearance and presence consistently, how to evaluate yourself through objectivity and metacognition, and
2026-06-19 · 28 min read #culture#self-improvement#first-impression#consistency#self-careJournaling for Clarity — Recording Myself in Korean, English, and Japanese
A journal is the cheapest tool there is for organizing thought and separating emotion. I sort out my mind in Korean, then write in English and Japanese too, practicing language output at the same time. Here is the two-bi
2026-06-17 · 23 min read #journaling#self-improvement#language-learning#reflection#habitControlling Body, Thought, and Speech — The Three Channels We Use to Meet the World
I only started playing table tennis well after I learned to control my body. Speaking a language well turned out to be the same thing: controlling my thoughts and moving my mouth and muscles precisely. Starting from a no
2026-06-17 · 23 min read #self-improvement#meta-cognition#self-regulation#habit#mindsetWhen Times Are Hard, Imagine the Worst and Separate Your Emotions
The Stoics deliberately trained negative visualization — picturing the worst in advance. Imagining a deeper bottom when times are hard lets you endure the present, and separating emotion from fact reduces the wobble. But
2026-06-17 · 20 min read #stoicism#resilience#emotional-regulation#self-improvement#mindsetPractical Ways to Build Creativity — Designing Habits and Environment
Creativity is not an innate gift but a skill you can design for. This essay collects concrete, non-exaggerated methods that actually work: diversifying input, collecting ideas, combination and constraint exercises, diver
2026-06-16 · 23 min read #culture#creativity#habits#productivity#learning