translation.en: And in the last paragraph of the book, it's a kind of stylistic mark, because normally Charles Darwin stored, in the last paragraph of a book, the most important message.
translation.zh: 本书的最后一段， 应该算是文体标记。 因为，通常来说，查尔斯·达尔文都是 在一本书的最后一段写下 最重要的信息。