Changes in society are due chiefly to the development of the internal contradictions in society, that is, the contradiction between the productive forces and the relations of production, the contradiction between classes and the contradiction between the old and the new; it is the development of these contradictions that pushes society forward and gives the impetu6 for the suppression of the old society by the new.

Rivers and mountains are beautiful and made heroes bow and compete to catch the girl- lovely earth. Yet the emperors Shih Huang and Wu Ti were barely able to write. The first emperors of the Tang and Sung dynasties were crude. Genghis Khan, man of his epoch and favored by heaven, knew only how to hunt the great eagle. They are all gone. Only today are we men of feeling.

All our officers and fighters must always bear in mind that we are the great People's Liberation Army, we are the troops led by the great Communist Party of China. Provided we constantly observe the directives of the Party, we are sure to win.

All counter-revolutionary wars are unjust, all revolutionary wars are just.

Winds flap the sail, tortoise and snake are silent, a great plan looms. A bridge will fly over this moat dug by heaven and be a road from north to south. We will make a stone wall against the upper river to the west and hold back steamy clouds and rain of Wu peaks. Over tall chasms will be a calm lake, and if the goddess of these mountains is not dead she will marvel at the changed world.

The main form of struggle is war; the main form of organization is the army... . Without armed struggle there would be no place for the proletariat, there will be no place for the people, there will be no place for the Communist Party, and there will be no victory in revolution.

What is work? Work is struggle. There are difficulties and problems in those places for us to overcome and solve. We go there to work and struggle to overcome these difficulties. A good comrade is one who is more eager to go where the difficulties are greater.