What is 'humpty-dumptying'? Do 'arguments from analogy' ever stand up? How do I know when someone is using 'weasel words'? What's the difference between a 'red herring' and a 'straw man'? This superb book, now in its third edition, will help anyone who wants to argue well and think critically. Using witty and topical examples, this fully-updated edition includes many new entries and updates the whole text. New entries include: Principle of Charity Lawyer's Answer Least Worst Option Poisoning the Well Sentimentality Sunk Cost Fallacy Weasel Words 'You would say that wouldn't you'. Thinking from A to Z may not help you win every argument, but it will definitely give you the power to tell a good one from a bad one.