I'm not sure what you disagree with, since it seems to fit with that I'm saying. Elon doesn't focus on the work, he focuses on the results. The effort he puts in is just what's necessary to meet those ambitious goals.

Waking up at 5am because other people are doing it won't get magically get you anywhere. However when you focus on achieving similar goals, you'll probably find yourself getting up at 5am too.