Through the memories of Yan'an University teachers and alumni who have contacted and interacted with Lu Yao, this book reproduces Lu Yao's youthful demeanor and fighting spirit during his studies in the university.At the same time, through the introduction of the witnesses, it also shows that Yan'an University accepts and supports Lu Yao, and that behind Lu Yao, Yan'an University deeply misses Lu Yao and summarizes, excavates and inherits Lu Yao's spirit through a long-term continuous series of activities.