NP-completeness is not just a theoretical curiosity; it has profound implications for practical computing.
The greatest photographers are those who have learned to see the world as it is, and then to see it as it might be.
我不害怕风暴,因为我在学习如何驾驶我的船。
人比自己想象的更爱他人。
The very important thing you should have is patience.