In most writers, style is a welcome, an invitation, a letting down of the drawbridge between the artist and the world. Shaw had no time for such ruses. Unlike most of his countrymen, he abominated charm, which he regarded as evidence of chronic temperamental weakness.
I think that the history of the past hundred years has shown us that, by and large, the one linguistic group to whom separatism is being preached is not moved by the arguments which are used.