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.
你必须愿意为成为你想成为的人而牺牲你现在所拥有的。
井水越是甘甜,就越容易枯竭;树木越是高大,就越容易被砍伐。