Besides, many of the joys and sorrows of childhood have lost their poignancy; and many incidents of vital importance in my early education have been forgotten in the excitement of great discoveries.
外,童年时代的欢乐和悲伤大都成为往事前尘,它们已然失去了当时的锋芒;在我接受早期教育过程中的那些重大事件,已经随着更加激动人心的伟大发现而被淡忘。