The towers sang and you cried. You wouldn't tell me why, but I suppose you knew it was time. My time. Time to come to the Library. You even gave me your screwdriver; that should've been a clue.
— river 《神秘博士》
句子背景
源自英剧《神秘博士》。这是博士的同伴River Song在告别时对博士说的话,背景是他们复杂的时间线交织与最终的永别。River知道博士即将前往“图书馆”星球的命运,而那是她故事的终点,却是博士第一次遇见她的起点。