Yuelu Edition Compulsory 3, Unit 1, "Thoughts and Science and Technology in Ancient China" ppt view: a certain period of culture is a concentrated reflection of politics and economy in the field of ideology in a certain period. Therefore, it is necessary to tap the politics and economy behind the culture and rationally grasp the cultural history of China and the world. Renheli, for the sake of politics and virtue, far away from ghosts and gods, there is no class, teaching according to aptitude, etc.
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