Summer Wrap Up

Summer break officially ends this week. I spent the last several weeks of summer on a few things: Solving DSA problems (honestly, I’d prefer learning new skills, but they’re necessary for some job interviews) System Design (ByteByteGo is a great YouTube channel for this topic). I read several case studies and it’s really the “big bang” of computer systems. It draws on knowledge from computer networks, databases, cloud-native platforms, DevOps, software engineering, backend development, and distributed systems Cloud Computing Large Language Models Computer Networks While I dedicated most of my summer to studying and research (with the exception of a 3-day trip to Cuyahoga Valley National Park and Cleveland), There’s still much more to explore—both new topics and greater depth in areas I’ve already been working on. ...

August 21, 2025 · 1 min · 130 words · Li Cao

Three Ingredients of Happiness

Naval Ravikant once distilled happiness down to its essence: “Happiness is a choice. It’s a choice between three things: where you live, who you are with, and what you do.” It took me years to realize how profound this insight was. When I think about the times I’ve felt most fulfilled versus completely stuck, it almost always comes down to these three elements. Where You Live Environment shapes us more than we realize. It’s not just physical space, but the entire ecosystem we inhabit daily. ...

August 3, 2025 · 4 min · 747 words · Li Cao