As far as loneliness, I feel Los Angeles and its layout, having to drive everywhere - it is a lonely place. It's an isolated city in that respect because you're driving to places alone listening to the radio.
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I think it's important that people think about what they are doing and that includes what they are eating. I am 61 now and attitudes towards drinking and driving have changed radically since I was a student. People change their notion of what is responsible. They will increasingly ask about the carbon content of their food.