1. Does "Rolling Hearts" have any deep meaning in poetry?

It has profound symbolic significance. It symbolizes the great momentum generated by the May 4th Movement, crosses the Pacific Ocean and directly hits the youthful Guo Moruo who has always felt the pulse of the times. For China, the May 4th Movement, like rolling Hong Tao, is destroying all semi-feudal and semi-colonial ideas with great destructive power, and at the same time building a brand-new scientific and democratic modern civilization with great creativity.