As the first book in the Series of Works Commemorating the 70th Anniversary of the Establishment of the System of People’s Congresses, this volume summarizes and organizes several articles written by the author in recent years on topics such as reviews and reflections on constitutional amendments and the system of people’s congresses. These include the core content and contributions of Peng Zhen’s thoughts on democracy and the legal system, strengthening the implementation and supervision of the Constitution, the positive significance of the 1982 constitutional amendment in promoting democracy and the legal system, the path choices in the early drafting of the Civil Code, the guiding role of legislative work in comprehensively deepening reforms, the research and development history of the electoral system, the importance of deputy work in advancing the construction of the legal system, and more. It comprehensively reflects the process of democratic and legal construction from the founding of the People’s Republic of China to the period of reform and opening up, as well as the spirit of democratic and well-considered law-making embodied during this time.