The person who is afraid to risk failure seldom has to face success. I expected my players to make mistakes, as long as they were mistakes of commission. A mistake of commission happens when you are doing what should be done but don't get the results you want.
The advent of the mobile phone was a disaster. We are forced to listen, open-mouthed, to other people's intimate conversations. Increasingly, we are all in our virtual bubbles when we are out in public, whether we are texting, listening to iPods, reading or just staring dangerously at other people.