The challenge of our time is to harness energy without harming the planet.
我们这个时代的挑战是在不伤害地球的情况下利用能源。
幸福不是相信我们不需要改变;而是意识到我们可以改变。
入住酒店房间时,先查看紧急出口。这只需要花一分钟时间。
"Facts are not truth, though they are part of it."
The past is not dead. It is not even past.