What is the expression 'beyond the pale' on about? How do you express the absence of feeling? Does 'testify' have anything to do with testicles? Do avocados have anything to do with testicles? How does the phrase "It's all Greek to me" relate to food styling? Can you have a caper with capers? Are sharks misunderstood, etymologically and morally? And finally: where do allusions come from?