The fundamental job of a kid is to be selfish—to pursue their own needs and desires—and the fundamental job of a parent is to be selfless.
The world is full of people who will tell you what you can't do. What you must do is find the ones who will tell you what you can.
世界是一本书,不旅行的人只读了一页。
Never let your sense of morals prevent you from doing what is right.