人心充满私欲，所以危险；道心符合天理，所以精妙。

Stories you read when you're the right age never quite leave you. You may forget who wrote them or what the story was called. Sometimes you'll forget precisely what happened, but if a story touches you it will stay with you, haunting the places in your mind that you rarely ever visit.

在理论物理学的领域里，每一个发现都会带来新的问题和挑战。

最终，我们都是故事。