Law is not a system of rules, but a system of principles.

Don't gain the world and lose your soul, wisdom is better than silver or gold.

I was so much older then, I'm younger than that now.

文学不是一场道德选美比赛。它的力量来自声音的权威，而非灵魂的纯洁。

元素周期表是人类好奇心和创造力的证明。

孔子说：“祭奠别人的先人，是谄媚；遇到符合道义的事不敢做，是懦夫。”

煤炭仍将是重要的能源，但前提是我们与时俱进。

If we don’t act now, the next generation will inherit a world with fewer resources and greater challenges.

没有祖国的人，就像夜莺离开了绿林。