Paul Graham

Paul Graham

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Progress: More Forward Steps Than Backward, Over Time
SocialApr 16, 2026

Progress: More Forward Steps Than Backward, Over Time

Something I taught 14 yo: Most progress is a mix of steps forward and steps back, just with with more of the former. But you can get a run of steps back. So to judge progress accurately you need to...

By Paul Graham
Self‑portraits Always Keep Glasses on, Unlike Others
SocialApr 15, 2026

Self‑portraits Always Keep Glasses on, Unlike Others

Self-portrait by Joshua Reynolds, 1780s. Other sitters can take their glasses off, but sitters in self-portraits can't. https://t.co/RAmCnr2OVz

By Paul Graham
Dirty Watch Movements Reveal Simple Fixes; Clean Means Structural Issues
SocialApr 15, 2026

Dirty Watch Movements Reveal Simple Fixes; Clean Means Structural Issues

A watchmaker told me that he prefers it when he opens a watch that needs service and the movement is dirty. If the movement is clean, it's more likely the problem is structural.

By Paul Graham
Skip High School Startups to Preserve Curious Exploration
SocialApr 14, 2026

Skip High School Startups to Preserve Curious Exploration

Don't start a startup in high school. What if it works? You'll lose the opportunity you'd otherwise have to explore random, interesting ideas, driven only by curiosity. Because while you will indeed learn a lot from a startup, you won't...

By Paul Graham
Isolation Blinds Founder to Her Own Success
SocialApr 13, 2026

Isolation Blinds Founder to Her Own Success

A British founder I funded is doing everything right, but she doesn't realize it. She lives in the country and doesn't know any other founders, so she's never seen startups done wrong.

By Paul Graham
Soviet Gift Great Seal Harbored Theremin‑Made Passive
SocialApr 13, 2026

Soviet Gift Great Seal Harbored Theremin‑Made Passive

TIL the USSR concealed a bug in a hand-carved Great Seal given as a "gift" in 1945 to the US ambassador that was only discovered by accident in 1951. The bug was designed by Theremin (!) and had no power...

By Paul Graham
Founders Need Player‑coach Partners Who Build Alongside Them
SocialApr 10, 2026

Founders Need Player‑coach Partners Who Build Alongside Them

How can you empathize with founders if you don't build stuff yourself? This was one advantage of running HN while I was running YC. It was an enormous schlep, but it meant I was dealing daily with the same problems as...

By Paul Graham
Demo Day Revenue Targets Jump From $150K to $1M
SocialApr 10, 2026

Demo Day Revenue Targets Jump From $150K to $1M

Later stage investors always grumble about increasing valuations. But there is some basis in reality for it: companies do grow faster now.

By Paul Graham
Clarifying: Sam Wasn't Fired over Partner Distrust
SocialApr 7, 2026

Clarifying: Sam Wasn't Fired over Partner Distrust

Since there's yet another article claiming that we "removed" Sam because partners distrusted him, no, we didn't. It's not because I want to defend Sam that I keep insisting on this. It's because it's so annoying to read false accounts...

By Paul Graham
AI Replies Are Unnaturally Punchy, Revealing Fake Content
SocialApr 1, 2026

AI Replies Are Unnaturally Punchy, Revealing Fake Content

Sadly, one way I now recognize fake AI-generated replies is that AIs write punchier sentences than most ordinary humans.

By Paul Graham
Jessica's Life Story Forged the Traits Behind YC Success
SocialMar 31, 2026

Jessica's Life Story Forged the Traits Behind YC Success

This interview with Jessica goes the deepest of any interview she's done into her life story, and how it gave her the unique combination of qualities that made Y Combinator work.

By Paul Graham
Too Many AI Spam Replies; Switching to Mute
SocialMar 25, 2026

Too Many AI Spam Replies; Switching to Mute

I now get so many AI-generated replies that it's just too much work to report them for spam and block them, so I'm downshifting to muting.

By Paul Graham
VCs Fund Performance, Not Just Thesis Alignment
SocialMar 25, 2026

VCs Fund Performance, Not Just Thesis Alignment

The thing that will make a VC want to fund you is not how well you match their (claimed) investment thesis. It's the same thing that will make every other VC want to fund you: how well you're doing.

By Paul Graham
Audemars Piguet 2003 Movement Sits Between Penny and Nickel
SocialMar 21, 2026

Audemars Piguet 2003 Movement Sits Between Penny and Nickel

The Audemars Piguet 2003 movement has a volume of .56 cm³, exactly mid-way between a penny (.43 cm³) and a nickel (.69 cm³). https://t.co/xfL2ffv61l

By Paul Graham