因为服从是如此困难，所以相信也是如此困难。

CRISPR is a tool, and like any tool, its impact depends on how we use it.

自由不是选择黑白，而是放弃这种规定的选择。

真正的问题不是气候是否在变化，而是我们能以多快的速度适应以及能适应多少。

【讲解】：有了过错而不改正，这才真叫过错呢。

The true teacher defends his pupils against his own personal influence.

Every decision we make in the fishing industry must consider the long-term health of marine life.

我不是说唱歌手，我是一个格莱美奖得主。