I have a terrible weakness for collecting snatches of other people's conversations, and occasionally I'm rewarded with unusual fragments of knowledge. My favorite of the day came from a large but shapely woman sitting nearby whom I learned was the owner of a local lingerie shop. ' ,' she said to her companion, waving her spoon for emphasis, ' .' You can't argue with that. I made a mental note not to rush things next time I was shopping for a corset, and leaned back to allow the waiter through with the next course.