Commentary When you hear about our new foreign minister and her priorities, you don’t know whether to laugh, cry, or sigh. Or more precisely, in what order to do all three. First, the sigh. Among the surprises in Justin Trudeau’s latest cabinet shuffle, gearing up for the vastly great things he had to call the most important election of our lifetimes to undertake since before that he was only prime minister for six years, Marc Garneau was sent into orbit somewhere and Mélanie Joly became “Minister of Foreign Affairs” as head of “Global Affairs Canada.” That the ministry would have a focus-grouped name that didn’t match the minister is indicative of the frivolity. As is the choice of this person for the job. Whatever one thinks of Canada’s diplomacy down through the years, if one does, being nominally in charge once required something resembling credentials. Or at least the appearance …