The true cost of overfishing is measured in empty nets and broken communities.

登山不因为艰难险峻就停止攀登，那么最终必定能登上峻岭。

人类活动已成为塑造地球气候的重要力量。

I don't follow trends. I'd rather just do what I feel is right.

奖励一个人多年来如此愉快地要求玉米植株解决特定问题并观察其反应，可能看起来不公平。