Mathematics is the science of patterns, and nature exploits every possible pattern.
数学是模式的科学，而自然利用了每一种可能的模式。
以往的事过去了便不再重提，现在的事做一件有一件的功劳，未来的事情省一件便省去许多麻烦。
Security and privacy are fundamental to the trust that users place in the Internet.
The best designs come from limitations, not endless possibilities.