捕捞方式的小改变可以产生积极的连锁反应。
Never forget what you are, for surely the world will not. Make it your strength. Then it can never be your weakness. Armor yourself in it, and it will never be used to hurt you.
数学是科学的钥匙和门。
学习新编程语言的唯一方法是用它编写程序。