Better to fail spectacularly than do something mediocre.
Never underestimate the importance of having fun. I'm dying and I'm having fun. And I'm going to keep having fun every day because there's no other way to play it.
Often think of the worst-case scenario, the "Eaten By Wolves" factor.
Go out and do for others what somebody did for you.
Don't bail; the best pieces of gold are at the bottom of the barrel of crap.
Engineering isn't about perfect solutions; it's about doing the best you can with limited resources.