一个好句子是一个小小的奇迹。
"A good sentence is a small miracle."
我不想成为英雄。我只想成为一个做正确事情的人。
坚持志向是功绩地位的根本；不懒惰是各种善事的老师。
The concept of computational complexity is not just about how fast we can compute, but also about understanding the limits of what can be computed.