The way to have a company that executes well is you have to execute well yourself.
Momentum and growth are the lifeblood of startups. This is probably in the top three secrets of executing well.
... how much time you should be spending on hiring? The answer is 0 or 25 percent.
If you ever take your foot off the gas pedal, things will spiral out of control, snowball downwards.
Losing focus is another way that founders get off track.
There's no way I know, to get through the pain of a startup without belief that the mission really matters.