One of my favourite sayings – and hence one I say an awful lot because it is a part of a veritable litany of Very Wise Stuff I Say – is Never Get Bitten By The Same Dog Twice. Not Getting Bitten By The Same Dog Twice is the ultimate in protective behaviour. If someone has done something once, they are bound to do it again because humans, if nothing else, are generally consistent. Being wary of the dog (human) that bit you once means you are less likely to be bitten by that same dog (human) again. It’s a metaphor that