The ultimate goal of economic activity is to create wealth, and to guarantee subsistence of human society.

经济活动的最终目标是创造财富，为人类社会的生存提供物质保障。

youdao

I. Practice is an activity in which people seek subsistence. Practice is man's first need, and the first source through which man obtains truth.

实践——人的求生活动。实践是人的第一需要、获取真知的第一源泉。

youdao

Without the prospect of earning a profit, all activity above bare subsistence would cease (or would never have occurred) and mankind might still be in the caves.

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Most of the labor force is engaged in subsistence agriculture, especially livestock herding, although drought has decreased agricultural activity.

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