[Summer Life of the Students of Wen Er San]—”At That Time, I Was the Most Unhappy Person in the Class”: Brother Zheng Gui-Ming’s Testimony of Receiving Grace during His Student Years, spoken on August 13, 2025, at Meeting Hall 31 of the church in Taipei. 【文二三学生暑期生活】：那时我是全班最不快乐的人 郑桂明弟兄学生时期蒙恩见证 讲于二〇二五八月十三日 台北市召会第三十一聚会所