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.

记忆就像一条永不停息的河流。

权力在黑暗中保持强大；一旦暴露在阳光下，它就开始蒸发。

数学的美在于它让我们无需离开椅子就能探索宇宙。