Obsidian Odyssey

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EJ Elena Shin

EJ Elena Shin

Book] Leadership | Reentry: SpaceX, Elon Musk, and the Reusable Rockets that Launched a Second Space Age Book by Eric Berger (2025)

Book] Leadership | Reentry: SpaceX, Elon Musk, and the Reusable Rockets that Launched a Second Space Age Book by Eric Berger (2025)

Key takeaways from Eric Berger's Reentry on SpaceX, Elon Musk, and the operating model that out-executed the world—and what it teaches leaders who allocate capital.

Leadership] On Polo and Leadership Lessons

Leadership] On Polo and Leadership Lessons

The history of polo dates back more than 2,000 years to ancient Persia. Originally played as a training exercise for cavalry units, the sport has evolved over the centuries while retaining its deep connection to horsemanship and discipline. Thanks to my grandparents and my military lineage on one side

Leadership] May is commencement season (2026 version)

Leadership] May is commencement season (2026 version)

MAY the commencement season 0:00/34.6906121× EJ's note May is a special month. Not only is it my birthday month, but it's also commencement season in the US! Although my own university graduation was 13 years ago (Yay go Purple!), I like to watch

Obsidian Essay | Book] Reflection on life of principles & Book review: Stand Firm (2017) - Svend Briknmann

Obsidian Essay | Book] Reflection on life of principles & Book review: Stand Firm (2017) - Svend Briknmann

Stand Firm0:00/576.7608621× I. About the book Stand Firm by Svend Brinkmann (a Danish psychology professor) is a satirical, contrarian self-help book that argues against the self-help genre itself. Published in 2017, it pushes back on the culture of constant self-improvement, mindfulness, and relentless personal

Obsidian Essay] Why Consciousness: Coming Out of the Cave

Obsidian Essay] Why Consciousness: Coming Out of the Cave

A note on why this section finally exists — and why it took so long. "My real work is not simply succeeding. It is becoming myself publicly." - me. I have been writing about consciousness for most of my life. What is consciousness? Where does it come from? In handwritten

Obsidian Memo] The British Empire Playbook: A Military Strategist's Guide to How to Scale

Obsidian Memo] The British Empire Playbook: A Military Strategist's Guide to How to Scale

What Britain's empire-building strategy teaches modern business leaders — and why capitalism, like colonisation, is ultimately a power structure.

Leadership] How Elon Thinks #TeamElon

Leadership] How Elon Thinks #TeamElon