It takes a very strong head to keep secrets for years and not go slightly mad. It isn't wise to be advised by anyone slightly mad.
At four o'clock in the morning most people have been asleep for hours, but at four o'clock in the morning the night-club children of a few years ago were just getting hot. The band jazzed at full blast. The air was so thick you could pick it up in handfulls and through it around like snowballs. The dance-floors were crowded with couples who couldn't do anything but wiggle hips and feet.