A public-opinion poll is no substitute for thought.

食品安全是企业的生命线，任何时候都不能放松。

Freedom is never voluntarily given by the oppressor； it must be demanded by the oppressed.

伽罗瓦表示的研究证明了代数方法的力量。

So happiness is the most popular word we have heard through the past two years. Happiness is not only related to personal experiences and personal values, but also, it's about the environment.

You cannot find peace by avoiding life.