你必须站起来说:"我和我的身材或我是谁都没有问题,有问题的是你!"
里氏替换原则是面向对象编程中的一个基本概念,确保派生类可以替代其基类使用,而不会改变程序的正确性。
The most beautiful curves on a woman are her smiles.
Mental phenomena are nature's solutions to survival problems.
I'm not a perfectionist, but I like to feel that things are done well.