China’s No 2 diplomat in Australia has called for mutual respect between the countries to avoid a rift that could “hurt millions”, quoting Shakespeare as he likened Canberra’s push for a Covid-19 inquiry to the betrayal of Julius Caesar.In a speech that departed from the aggressive “wolf warrior” rhetoric often associated with Beijing, Wang Xining on Wednesday emphasised the “commonalities at a human level” between Australia and China, after months of ties strained by disputes on issues…