"Life fragments" in Engpsh is a term that can be used to describe small, disconnected pieces or aspects of one's pfe. It is not a commonly used term and it does not have a specific origin. Here are a few example sentences and their translations:

"My diary is a collection of pfe fragments that I've accumulated over the years." (我的日记是我这些年来积累的生活碎片的集合。)
"He shared some pfe fragments from his childhood that he had never told anyone before." (他分享了一些他从未告诉过任何人的童年生活碎片。)
"She found solace in the small pfe fragments she had collected from her travels." (她在她旅行中收集的小生活碎片中找到了安慰。)