Startups in 13 sentences:

Pick good co-founders. Launch fast. Let your idea evolve. Understand your users. Better to make a few users love you than a lot ambivalent. Offer surprisingly good customer service. You make what you measure. Spend little. Get ramen profitable. Avoid distractions. Don’t get demoralized. Don’t give up. Deals fall through.

https://www.jaakkoj.com/blog/graham