In his own words he said: "Mondrian came to my place one day with Doesburg, whom I had never seen before. When Doesburg noticed an abstract painting right on the easel, he exclaimed: 'If that is to be the painting of the future, may I be hanged right now!'
According to him, Mondrian visited his home one day with Doesburg, whom he had never seen before.  When Doesburg saw an abstract painting on display, he exclaimed, "If this is to be the future of art, then I must be hanged!"