共产党员的党性纯不纯、党性强不强,很重要的一个分水岭和试金石就是要看一事当前的时候他能否坚持党性原则、明辨是非界限、树立正确理念。毛泽东说:“房子是应该经常打扫的,不打扫就会积满了灰尘;脸是应该经常洗的,不洗就也会灰尘满面。我们同志的思想,我们党的工作,也会沾染灰尘的,也应该打扫和洗涤。”习总书记同样强调,党的群众路线教育实践活动“要着眼于自我净化、自我完善 Party members are purely innocent people with strong party spirit and a watershed and touchstone of great importance depends on whether or not he can adhere to the principle of party spirit at the moment and distinguish the non-boundaries and establish the correct concept. Mao Tse-tung said: ”The house should be cleaned frequently, dust will be accumulated if it is not cleaned, the face should be washed frequently, the dust will not be washed, and the ideas of our comrades and the work of our party will be contaminated with dust Should also be cleaned and washed. “” General Secretary Xi also emphasized that the party’s mass line education practice should focus on self-purification and self-improvement