translation.en: If there's one thing that we want to learn from the Library of Alexandria version one, which is probably best known for burning, is, don't just have one copy.
translation.zh: 如果我们能从最早的那个亚历山大图书馆得出些教训的话 就是曾经被大火焚烧的图书馆 不可只有一个备份