A central idea ran through from the breed and birth of Mao Tse Tong's thoughts about P.E. to the issue of his 'A Study of P. E.' and his two poems of 'swimming', and also to his thoughts about P.E. having been put into practice in the whole nation since the establishment of the new China. His conception of P.E. should be combined with his political aspiration and humanist ideal. The distinguishing feature of Mao's thoughts about P.E. is different from o...