(They are offered with a refreshing strictness, beginning with the rule on how to form possessives: you always add ’s, even when the word you’re modifying ends in s – always write Thomas’s bike and never Thomas’ bike – and ending with ideas about where it’s best to place the most important parts of a sentence. They say at the end, and everyone’s entitled to his/her opinion, but I don’t believe With a hammer he killed Frank will ever replace He killed Frank with a hammer.)
