Notes & reflections

Kostolany's Ten Commandments & Ten Laws
investIn 'The Confession of a Speculator,' Kostolany distills a lifetime of market wisdom into twenty rules — what not to do, and what you must do.
2026-04-30
The Geopolitics of Semiconductors
readingA fascinating read: the global semiconductor industry analyzed through a geopolitical lens — how Japan, South Korea, and Taiwan navigate between the US and China.
2023-04-02

What's Exhausting You Isn't Work — It's Your Work Method
readingA dense reference book: the author packs a wide range of workplace concepts and practices into one volume, prompting me to think about how to reclaim time and energy outside of work.
2023-03-08

Want Out of Poverty? Start with a Stock
readingA Japanese salaryman shares how he grew a tiny starting capital into 200 million yen — framed as advice to his world-weary son.
2022-06-27