portfolio theory

宏觀看都是問題，微觀看都是機會 — From a systems view, everything looks broken. Zoom in, and every breakdown is a market waiting to be captured.

A reader asked if upward mobility is dead. I answered with a story about being Pan Feng—the general who died in one blow—and why the real staircase isn't an elevator.

Why building your business on rented land—social media platforms—is a strategic vulnerability, and why owning your digital asset (your website) becomes critical in the AI search era.

A new study reveals AI Overview citation links get clicked only ~1% of the time. Here's why that changes everything about Generative AI Optimization — and what to measure instead.

AI is transforming education by exposing outdated methods. Discover how critical thinking and discernment are now essential skills for students.

Discover the competence trap that ensnares talented individuals, preventing them from exploring new opportunities and evolving in their careers.

Explore the art of listening beyond words. Learn how to perceive the unspoken truths in communication and enhance your understanding.

Explore how miscommunication in BPR can derail transformations. Shift your focus from 'why' to 'what fails' for better outcomes.

AI writes better essays than most students. That's not the problem. The problem is that the thinking never happened. Here's why writing still matters in the age of perfect prose.

As AI compresses the premium on raw capability, careers reprice around reputation, relationships, and guarantee eligibility. Early career is not about betting big — it is about converting borrowed trust into a personal track record through small, survivable commitments.

Google's ATLAS study reveals 21% of Hong Kongers are AI superusers. They're not searching anymore—they're delegating. Here's what that means for your marketing budget.

Discover how the last generation that remembers the analog world adapts to rapid technological changes and the importance of learning to let go.