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You could rattle the stars. You could do anything, if only you dared. And deep down, you know it, too. That’s what scares you most.
Sustainability isn't just an option; it's our responsibility to future generations.
The world is full of willing people; some willing to work, the rest willing to let them.
数学家的工作永无止境;总有更多的问题需要解决。
Every man's life is a fairy tale written by God's fingers.
时间是你最宝贵的资产,不要浪费在无关紧要的事情上。