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.
The world is full of signs and wonders that come, and go, and if you are lucky you might catch the tail of one.
The world is always ending for someone.
文学的价值在于它能够触动人心最深处的情感。
我们必须超越当前的技术，以满足未来的能源需求。