这部《苦乐年华——我的知青岁月》，是北京知青与延安丛书中的第一卷。书中的作者是45年前曾在延安插队的北京知青。当风华不再、青春已逝，追忆当年在延安的黄土地上度过的苦乐年华，更有一种人生况味。书中所收录的这些追忆文章，感情真挚深沉，文字朴素优美，尤其是在对插队生活细节的挖掘和展示中，呈现出那个年代的社会风貌和人们的精神气质，将陕北黄土地浓郁的乡土风情和知青们的心路历程给予了准确的描述和表达，是一部滋养人精神的、充满正能量的励志之作。（Painful and Happy Years: My Lifetime as an Educated Youth is Volume 1 of book series of Beijing Educated Youth and The City of Yanan. The author is an Educated Youth from Beijing who went to Yanan during the time of Down to the Countryside Movement 45 years ago. Since time has passed and youth has gone, it is full of the flavor of life to recall the painful and happy time on Yellow Earth of Yanan. Articles of memories collected in this book are with sincere and deep emotion and the words are simple and graceful, especially in digging and description of details on the life during the time of Down to the Countryside Movement, displaying the social landscape and people's spiritual temperament at that time and also accurately describing and expressing the great local customs of Yellow Earth of North Shaanxi and the life course of Educated Youth. It is an inspirational works which can nourish the spirit and is also full of positive energy.）