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The mind is a complex system that can be analyzed at multiple levels.

The integration of digital technology will revolutionize traditional coal mining.

在教育歷史中，應該廣泛討論通過獨立的性格和判斷力造福人類的人物。

追求科學不僅僅是尋找答案，還要提出正確的問題。

A true scientist must have not only the passion to pursue truth but also the courage to face the unknown.