在算法的领域中，效率和优雅并不是相互排斥的，而往往是同一枚硬币的两面。
In the realm of algorithms, efficiency and elegance are not mutually exclusive but are often two sides of the same coin.
人不是他自认为的那样，而是他所隐藏的那样。
Every mark on the paper is a political act.
解释：看到兔子再回头唤猎狗，还不算太晚；跑掉了羊再去修补羊圈，也不算太迟。
If you want to go fast, go alone. If you want to go far, go together.