05 · 18 posts

Human & AI

人与 AI

Why AI wavers, gets things wrong and leaves you in a brain fog — and how to live with it for the long run.

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S2 Day 035
How much should I trust AI when it sounds right?AI 说得头头是道,我该信它几分?

Before I ask AI anything, I first figure out what kind of question it’s answering: facts need checking, inferences need to keep their uncertainty, and value choices ultimately come back to me.

S2 Day 007
AI does, humans review — is that actually reliable?AI 做,人来审,就真的可靠吗?

“AI does, humans review” doesn’t mean it’s actually reliable: someone taking part doesn’t mean human judgment actually happened. Research also shows human–AI combinations, on average, don’t beat whichever of the human or the AI is stronger.

S2 Day 006
If AI can do it for me, do I still need to know how?AI 都能替我做了,我还需要自己会吗?

Whether I still need to know how to do something AI can do for me depends first on what I want left over when it’s done: if I only want the result, outsource it freely; if I need to keep judgment, keep the understanding and ability to verify; if the ability itself is the goal, don’t let AI replace the practice.

S2 Day 005
Things AI still does poorly — like teaching me pianoAI 还有一些做得不太好的事,比如教我练琴

AI explains music theory and form well, yet can’t teach me piano well. I assumed it was because “music can’t be put into words”; after research, I found a more accurate breakdown in four layers: Observe → Diagnose → Intervene → Verify.

S2 Day 004
Lyricists and AI: between writing well and writing to the heart林夕/黄伟文和 AI:「会写」与「写到心里」之间

Relistening to Lin Xi’s and Wyman Wong’s lyrics, I noticed that AI is very good at explaining an emotion accurately, while good writers are in no hurry to explain; like Mount Fuji or the grapes, they find a concrete thing that makes the meaning stick.

S2 Day 003
Do articulate people use AI better?语言表达能力强的人,AI 用得更好吗?

Being articulate helps with using AI well, but it isn’t that central: expression is just the interface, and what really decides how much gets through is whether you can define a vague “something feels off” as a real problem.

Day 097
On AI wellbeingAI 越用越多,开始有人关注 AI wellbeing 了

AI has started taking part in how I think, judge and understand myself, so rather than “how many hours of AI a day,” I’d rather ask: what is AI replacing in me?

Day 094
Detecting AI has become a businessAI 越会写,“检测 AI”也成了一门生意

A post I published on Substack was scanned as “AI-generated 100%,” and it wasn’t actually wrong: the ideas and judgments were mine, but much of the English prose came from ChatGPT, and the detector mainly sees the latter.

Day 038
Does using AI a lot make us dumber?AI 用多了,人会不会变笨?

Using AI a lot doesn’t necessarily make you dumber, but if you keep handing it the “first step” — your first reaction, your first draft, naming your own feelings — your judgment really does get dull.

Day 037
Not every question should get an AI verdict不是所有问题,都该让 AI 给结论

Before asking AI anything, I first sort out what type of question it is. For factual questions it’s an explainer; for questions of probability, a generator of hypotheses; for questions of value, a mirror; for questions of responsibility, a preparation tool.

Day 036
AI doesn't need to understand to answerAI 不必真的懂,也能生成答案

AI answering well doesn’t mean it really understands. It uses the Transformer’s attention mechanism to find relationships and fill in structure within the context and generate the most reasonable expression, without needing to understand first and then answer the way people do.

Day 034
Why AI sounds so right and is still wrong为什么 AI 说得这么像真的,却还是会错?

AI sounding right doesn’t mean it is right. What it learns are correlations and patterns, and when it answers it uses probability to generate whatever “looks most like an answer,” without inherently knowing whether that’s a fact.

Day 032
Managing AI's wobble如何管理 AI 的摇摆?

AI’s wavering can’t be eliminated, but it can be managed. When things get messier with every revision, it usually isn’t that the AI can’t do it, but that the collaboration is missing a goal, evaluation criteria, negative constraints, a review scope, a decision log and a stopping rule.

Day 031
Why does AI get better when you're angry?为什么一生气,AI 产出突然变好了?

AI producing better work once I get angry isn’t because yelling works. It’s because when I’m angry, I finally spell out two things: exactly how it’s failing (the failure mode), and which directions not to go again (negative constraints).

Day 030
Why does AI fold the moment you push back?为什么一质疑 AI,它就马上改口?

AI changing its answer the moment you question it isn’t just “people-pleasing.” It’s trained to align with user feedback, each answer depends heavily on the current context, and open-ended tasks have no single standard of judgment. Stack the three together and it wavers.

Day 023
I asked AI to review what it remembers about me我让 AI 检查它记住的我,然后删掉了一些内容

I asked AI to review what it remembers about me by category, and found it had picked up private information that shouldn’t be kept long term, plus outdated details. In the end I deleted some of it.

Day 011
Too many new AI things — so I stopped learningAI 新东西太多,我决定先不学了

Faced with an endless stream of new AI tools, I decided to stop seriously learning every one, and first ask myself: do I actually have a problem right now that this solves?

Day 007
Is heavy AI use making us harsher?深度使用 AI 让我们变得更“凶”了吗?

While tweaking UI, I typed “are you insane” at Claude several times, and realized that a sentence I’d never dare say to a colleague now comes out so naturally when I’m yelling at AI. I really don’t like this rude version of myself.