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我寫歌是因為我腦子有問題，需要發泄。

Certification is the grammar of responsible forestry.

Reality is a question of perspective; the further you get from the past, the more concrete and plausible it seems—but as you approach the present, it inevitably seems more and more incredible.

I think therefore I am has been discarded; we should say, I feel therefore I am.

建筑是一門視覺藝術，建筑物會自己說話。

煤炭企業的未來在于智能開采和清潔利用。