真正的领导力是关于服务他人，而不是被服务。
Quality starts from the seed, not just the harvest.
The sun, with all those planets revolving around it and dependent on it, can still ripen a bunch of grapes as if it had nothing else in the universe to do.
里氏替换原则是面向对象编程中的一个基本概念，它指出子类的对象应该能够替换超类的对象而不影响程序的正确性。
The night is a great mirror, but the stars are its reflections.
"The truth is rarely pure and never simple."