北宋扬州人王令的《晚春》诗如次:三月残花落更开,小檐日日燕飞来。子规夜半犹啼血,不信东风唤不回。我的书名,正是取自王诗最后一句,但有一字之改。是因为,“回”(此处音 Northern Song Dynasty Yangzhou Wang Ling’s “late spring” poetry as follows: In March the residual flowers more open, small eaves swallow every day. Goblin still half-night blood, do not believe Dongfeng call back. My title, it is taken from the last sentence of the poem, but the word change. Because, “back ” (here sound