Li Wenqu 
Should Know the Unspoken Rules [EPUB ebook] 

These principles, no one will explicitly tell you.Life is filled with hidden rules, and by grasping them, one can navigate work, studies, and interpersonal relationships with ease. Otherwise, it is inevitable to encounter various inexpressible problems.Using real-life examples as a starting point, this book explores the numerous hidden rules involved in human nature, interpersonal relations, communication, the workplace, business, collaboration, sales, marriage and relationships, as well as attitudes. It allows readers to understand these principles through lighthearted reading.With an understanding of the hidden rules, life can be less obstructed; with an understanding of the hidden rules, the path of life will be smoother.