The key to credible causal inference is not just the method, but how well the method fits the question at hand.

真相就像太阳。你可以暂时挡住它，但它不会消失。

Innovation in mining isn't optional—it's essential for survival and sustainability.

Success is not measured by profits alone, but by the positive impact we have on society.

作家的生活是一个毫无意义的问题。我对书感兴趣。

市场总是在变化，你的策略也应该如此。