It's really easy to get PR with no results & it actually feels like you're really actually cool, but in a year you'll still have nothing.
It's easy to move fast or be obsessed with quality, but the trick is you have to do both at a startup.
You have to find a small market in which you can get a monopoly and then quickly expand.
The cost of getting an early hire wrong is really high.
In general, it's best if you're building something that you yourself need.
You should always know how you're doing against your metrics. You should always have a weekly review meeting every week.