I try to work the hardest I can without burning myself out.
I try to keep the meetings small, especially when we're doing product design.
Start-ups don't die, they commit suicide.
Many many external circumstances are outside of your control, but will affect the outcome, and you have to be OK with that.
My advice is flip a coin. If you regret the way it landed, then go with your gut.
Surround yourself with people who do what you want to do, and eventually you’ll wake up to find yourself doing the same.