Paul Graham’s biggest lesson for founders: Stay connected to your users. Many entrepreneurs focus too much on their own vision without gathering real feedback. The real key? Create something valuable for people, launch quickly, and welcome input. That’s how you build something meaningful. About Paul Graham- He became successful as a programmer, entrepreneur, and investor, co-founding Y Combinator, the startup accelerator that launched companies like Airbnb, Dropbox, and Reddit. Before that, he b