If you're writing a piece for the Boston Pops, the balance is towards one end. If you're writing a piece for a chamber music society, then it's towards another point. I won't make a final answer on that. I think it changes with every piece.
Many actors have protested about mobile phones going off in theatres, but the real menace now is people texting during a show. It may only disturb a few people around them, but for me, as an actor, when I spot them answering their emails, I am outraged.
The scientist is motivated primarily by curiosity and a desire for truth.

