Mathematics is the key to understanding the universe.
Everything is connected, everything.
I came up from the bottom, I ain't forget where I started.
自由民主在世界范围内的传播并非不可避免,但它是历史进程中最可能的结果。
Sustainability isn't a choice; it's our responsibility to the planet and future generations.
当你真正相信自己并认可自己的才华时,你可以实现任何事情。
A good novel tells us the truth about its protagonist; but a bad novel tells us the truth about its author.