All things are in a state of flux.
The past is a foreign country; they do things differently there.
You can't change the past, but you can shape the future.
真相并不总是美丽的,但对真相的渴望却是美丽的。
The key to managing complexity is to focus on the interfaces between components, not their internal details.
过去并非静止,它随着我们的理解而演变。