There are many reasons to dislike what the French have contributed to dance, writes Robert Gottlieb. There’s Sylvie Guillem, of course, “a dancer with the fatal combination of tremendous ability, a ruthless determination to do it her way and a total lack of sensibility. I hate to think of the number of ballerinas whose classicism has been corrupted by her extravagant ways.” And then there’s Maurice Bejart…