If I were Nicola Willis I’d be worrying about this, writes Anna Fifield. T his story was originally published on the author’s Substack, Between Giants . As US president Donald Trump finds himself mired in a war of his own making in the Middle East, the Chinese internet has become awash with memes showing Trump as “Don Tzu,” a play on the Chinese strategist Sun Tzu and his “Art of War” doctrines.