"I don’t have to be so afraid of good-bye, because good-bye doesn’t have to be forever."
我不必那么害怕告别，因为告别不一定是永远的。
我常常觉得，做人最重要的是有心。
Human beings, viewed as behaving systems, are quite simple. The apparent complexity of our behavior over time is largely a reflection of the complexity of the environment in which we find ourselves.