气候变化是我们这个时代最大的挑战之一，我们必须立即采取行动。

"The only way to have a friend is to be one."

I hope the Pacific is as blue as I dreamed it was.

If you're not failing every now and then, you're not doing anything very innovative.

我本无才又多病，身体衰弱，没想到虚名却传到了皇帝耳中。

我不是说唱歌手，我是一个恶棍。

The teacher must believe in the potential of his students.