The document discusses the city of the future and what factors are needed for it to be feasible and sustainable. It argues that the city of the future must combine sustainable development, proper social and governmental institutions, and technology. Institutions must function properly to achieve economic growth without corruption. Sustainable development requires all citizens to contribute fairly and work towards long-term gains. Technology will be important to measure progress, hold officials accountable, and empower citizens so the vision of a sustainable city can become reality.