translation.en: But he wrote in this book, "Ideal Marriage" -- he said that he could differentiate between the semen of a young man, which he said had a fresh, exhilarating smell, and the semen of mature men, whose semen smelled, quote, "Remarkably like that of the flowers of the Spanish chestnut.
translation.zh: 但在《理想婚姻中》他写道 他能辨别青年男子和壮年男子的精液 青年男子的精液有几种新鲜，令人愉悦的气息 而壮年男子呢， 用他的话来说， “闻起来像极了西班牙栗子树的花香”