Twenty or thirty pages of information handed to any of the major world powers around the year 1925 would have been sufficient to change the course of world history 如果把二三十頁(yè)的情報(bào)交給1952年前后的任何一個(gè)世界強(qiáng)國(guó),就足以改變世界歷史的進(jìn)程。二三十頁(yè)材料中的思想和情報(bào)會(huì)便當(dāng)今的世界翻天覆地,甚至毀滅這個(gè)世界。