Rhetoric is all around us. It's what inspires armies, convicts criminals, and makes or breaks presidential candidates. And it isn't just the preserve of politicians. It's in the presentation to a key client, the half-time talk in the locker room, and the plea to your children to eat their vegetables[...]

This is a witty, elegant enquiry into the art of persuasion. Rhetoric is what gives words power. It's nothing to be afraid of. It isn't the exclusive preserve of politicians: it's everywhere, from your argument with the insurance company to your plea to the waitress for a table near the window. It c[...]