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煤炭仍將是重要的能源，但前提是我們與時俱進。

The best programs are written so that computing machines can perform them quickly and so that human beings can understand them clearly. A programmer is ideally an essayist who works with traditional aesthetic and literary forms as well as mathematical concepts, to communicate the way that an algorithm works and to convince a reader that the results will be correct.

我的清白終于開始讓我感到沉重。