我们不是从祖先那里继承森林，而是向子孙借用。
We don't inherit forests from our ancestors, we borrow them from our children.
It is far harder to kill a phantom than a reality.
最危险的毒药是成就感，解药是每晚思考明天如何做得更好。
口是伤人斧，言语锐如刀，语言的力量巨大，学会好好说话。
The world is full of small kindnesses, if you know where to look.
The beauty of mathematics lies in its ability to describe the universe in the most abstract terms.
成功不在于终点，而在于旅程和沿途学到的教训。