Conditions are changing all the time, and to adapt one's thinking to the new conditions, one must study. Even those who have a better grasp of Marxism and are comparatively firm in their proletarian stand have to go on studying, have to absorb what is new and study new problems.

When the enemy advances, withdraw; when he stops, harass; when he tires, strike; when he retreats, pursue.

The most important thing is to be strong. With strength, one can conquer others, and to conquer others gives one virtue.

The only way to settle questions of an ideological nature or controversial issues among the people is by the democratic method, the method of discussion, of criticism, of persuasion and education, and not by the method of coercion or repression.

There is in fact no such thing as art for art's sake, art that stands above classes, art that is detached from or independent of politics. Proletarian literature and art are part of the whole proletarian revolutionary cause.

It will take a long period to decide the issue in the ideological struggle between socialism and capitalism in our country. The reason is that the influence of the bourgeoisie and of the intellectuals who come from the old society will remain in our country for a long time to come, and so will their class ideology. If this is not sufficiently understood, or is not understood at all, the gravest mistakes will be made and the necessity of waging the struggle in the ideological field will be ignored.

Letting a hundred flowers blossom and a hundred schools of thought contend is the policy for promoting the progress of the arts and the sciences and a flourishing culture in our land.