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Financial practitioners should adhere to professional ethics and maintain financial stability.

可持續性不是一種選擇，而是煤炭行業的必需品。

譯文：一句話說得不對，就能招致大禍，所以古人就知道守口如瓶，謹言慎行，就是害怕遭受殺身之禍；行為不檢點，有失分寸，就能毀壞名節，所以古人就知道守身如玉，端正行為，就是害怕品行有污點瑕疵。賞析：口不擇言，禍就會從口出，輕則得罪他人，重則招致殺身之禍。逢人且說三分話，未可全拋一片心。一個人在說任何話做任何事之前，必須要考慮后果。

The artist must be a philosopher and a poet.

The state is the people organized for law.

Every block of stone has a story, and it's our job to uncover its potential.

The concept of legal validity is crucial for understanding the nature of law.