Denmark is not a country of art, and William Hammershoi is not a famous painter. It is difficult to find traces of him in many art history books. He does not belong to the kind of people who have made significant contributions to the “change of art history”—— For example, a painter who created a genre or style. Compared with the Impressionism and the sharp-edged modern art schools that were already in full swing at that time, he did not carry out any exploration or innovation in artistic forms. In the turbulent era of the Great Leap Forward of Art, he was like a bystander. 　　Born into a merchant family,…