It is not always by plugging away at a difficulty and sticking to it that one overcomes it; often it is by working on the one next to it. Some things and some people have to be approached obliquely, at an angle.
“I can't tell you too much about it because I'm not even meant to tell you that I'm in it. In fact, I might never work again now that I've been talking to you. I'm not in it for very long, let's put it that way.”
“No place is boring, if you've had a good night's sleep and have a pocket full of unexposed film.”