Be suspicious of any work that is not building product or getting customers.
You have to save the vision speeches for when the company is winning. When you're not winning, you just have to get momentum back.
Before product/market fit, your only job that matters is to build a great product.
Wait to start a startup until you come up with an idea that you feel compelled to explore.
... how much time you should be spending on hiring? The answer is 0 or 25 percent.
Two other things that we hear again and again from our founders, they wish they had done earlier, and that is... simply writing down how you do things and why you do things.