As a busker, one thing that does not work is self-consciousness. A busker needs to be working. A busker needs to shed all ego and get down to work. Play your songs, play them well, earn your money, and don't get in people's way.
“The interpretation of facts in a certain way stimulates other scientists' thoughts.”
“I can't frankly see much difference in the film industry at all. The only difference might be that they don't take as much time as they used to. For example, they'll do in one day what we used to take a week to do.”