Time travel is the most frustrating thing in the world. You can't change anything, and you can't stop anything from happening.
时间旅行是世界上最令人沮丧的事情。你无法改变任何事情,也无法阻止任何事情的发生。
现实不是发生在我们身上的事情,而是我们对发生的事情的理解。