At one point Churchill threw caution to the winds. He received an entire chest full of Havana cigars as a gift from the president of Cuba. He showed this to his ministers one night after dinner, before the resumption of a particularly fraught cabinet meeting. “Gentlemen,” he said, “I am now going to try an experiment. Maybe it will result in joy. Maybe it will end in grief. I am about to give you each one of these magnificent cigars.” He paused. “It may well be that these each contain some deadly poison.”