Sustainability isn't an option; it's a responsibility we all share.

如果你对我很糟糕，我会为此写一首歌。

"The world is full of people who have never, since childhood, met an open doorway with an open heart."

当今的科学家们思考得很深，而不是很清晰。一个人必须头脑清醒才能清晰地思考，但一个人可以思考得很深却相当疯狂。