We must learn to do economic work from all who know how, no matter who they are. We must esteem them as teachers, learning from them respectfully and conscientiously. We must not pretend to know when we do not know.

Let a hundred flowers bloom, let a hundred schools of thought contend.

Where do correct ideas come from? Do they drop from the skies? No. They come from social practice, and from it alone; they come from three kinds of social practice, the struggle for production, the class struggle and scientific experiment.

Kindness in words creates confidence. Kindness in thinking creates profoundness. Kindness in giving creates love.

Ours is a people's democratic dictatorship, led by the working class and based on the worker-peasant alliance.

Swollen in head, weak in legs, sharp in tongue but empty in belly.

In times of difficulty we must not lose sight of our achievements, must see the bright future and must pluck up our courage.