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The development of attention in childhood is a foundation for self-regulation and academic achievement.

In the global energy transformation, China's coal industry must have its own voice and contribution.

The tyranny of secrecy is the most tyrannical of all tyrannies.

我只是努力保持一致性，每天堅持訓練。

我們寫的每一個方程都是宇宙的一首詩，是存在偉大史詩中的一節。