I think one of the key things Justin is doing while he's making this list is that just keeps asking, "How can I do this?" Turning all these tasks into questions

I think one of the key things Justin is doing while he's making this list is that just keeps asking, "How can I do this?" Turning all these tasks into questions of how, is a powerful short-circuit in your brain to get you to stop saying, "I can't do this." Daniel Pink's latest book To Sell is Human helped brings up another interesting aspect of this. He highlights a study in the book where people were able to get more things, I believe it was puzzles, accomplished when they got themselves into a questioning mindset.