Energy efficiency is the unsung hero in our quest to reduce emissions.

The world is full of obvious things which nobody by any chance ever observes.

如果某人试图说服你，想让你认为那不是传销，那么它就是传销。

"Every story is a journey, not just for the characters, but for the reader as well."

无人机的未来是开放和共享的。

"The more you give, the more you get."

我们今天选择的材料将成为我们明天留下的遗产。