Blog posts

2025

Always Day One

12 minute read

Published:

In 2016, Jeff Bezos wrote in his annual letter to Amazon shareholders: “Day 2 is stasis. Followed by irrelevance. Followed by excruciating, painful decline. Followed by death. And that is why it is always Day 1.” He used “Day One” to describe a state of perpetual beginning—curious, disruptive, restless. Years later, ByteDance adopted this philosophy as the first principle of its corporate culture: Always Day One.

Finding My Way

11 minute read

Published:

Today, I’ve decided to start writing—or rather, a different kind of writing. Since my freshman year at Beijing University of Posts and Telecommunications, I’ve kept a Chinese tech blog at momoyeyu.github.io. But those posts are closer to technical notes than real reflection. What I need now is a space to think clearly. So here, on March 31, 2025, I’m beginning.