To have faith doesn't mean you get any less frustrated when you don't do your best, but you know that it's not life and death. Take what you're given, and when you continue to work hard, you will see results. That will give you the confidence you need to keep going.
It was hard to believe. I'm just glad my wife and kids weren't with me. If it wasn't so serious, it would almost be amusing. I mean, how many times when you're driving, do you get shot at?