The modern longevity movement's obsession with blood transfusions makes perfect sense — if you accept that Peter Thiel and Bryan Johnson are vampires.

I'm learning to let go, but maybe letting go takes a lifetime.

Life is complicated. Regardless of what your beliefs or politics or ethics are, the way that we set up our society and economy will often force you to act against them: You might not want to fly somewhere but your employer will not accept another mode of…

One of the straightest paths to purpose in life is to take responsibility for something (or someone). Becoming a person whose presence and competence benefits others. For both your sake and theirs. Jordan Peterson calls this the "meaningful burden" in 12…

This essay explores the cost of multitasking through computer science concepts like context switching and advocates for the focus found in single-threaded moments.

Tolstoy’s urgent warning…

逐句细读张岱《陶庵梦忆·梦忆序》，从心理动机、国破家亡与记忆结构理解明末文人的自我书写。

I don’t like to cover “current events” very much, but the American government just revealed a truly bewildering policy effectively banning import of new consumer router models. This is ridiculous for many reasons, but if this does indeed come to pass it may…

Both KV cache and weights modulate activations. Context is software running on frozen hardware. Weight updates redesign the hardware itself. The difference matters more than most people think.

How do you know the output is good without redoing the work yourself?

You've received a report, a market analysis for the new product you're planning to l...

细读张岱《陶庵梦忆·锺山》：从四人袖中所志的天命气魄，到祭殿里「莫惊驾」的屏息荒诞，再到最后「不得一盂麦饭」的归零。一个目击者如何用账本式的精确，记下一个王朝散去之前的所有不对劲。

《航札（一）》收录古籍掌故、文字训诂、文学悼亡、民俗信仰与世事观察，是一组以札记形式保存的阅读与思考片段。

Steinbeck was right about Mice and Men

Understanding China: Part I