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獎(jiǎng)賞不正確，沒有鼓勵(lì)作用；施刑不正確，也起不到懲戒作用。

煤炭行業(yè)的未來在于清潔高效利用

"Every like, comment, and share from my fans means the world to me—it's like getting a little hug through the screen."

化學(xué)的未來在于化繁為簡。

在數(shù)學(xué)中，提出問題的藝術(shù)必須比解決問題更有價(jià)值。

The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all. And that, of course, causes great confusion.

I’m not a perfect person, I never claimed to be one.