Without food, man can live at most but a few weeks; without it, all other components of social justice are meaningless.

We need to ensure that the Internet remains open and accessible to everyone.

遗传密码的发现是理解生命分子基础的一个里程碑。

Innovation is the eternal driving force of enterprise development, without innovation there is no future.

过去总是紧张的，而未来是完美的。

断奶在幼儿生命中是个重要的转折点，我们不该让孩子继续吸吮而不咀嚼食物。

Guilt is like a bag of bricks. All you have to do is set it down.

只要下定决心，你可以做到任何事情。