This document discusses the journey to building a private cloud. It highlights key benefits of private clouds like control, reliability, security and cost efficiency. It also discusses attributes of public clouds like flexibility and dynamic scaling. The document advocates combining the best of both worlds by building a private cloud with a shared infrastructure that can provide IT services on demand. It outlines initial steps like virtualizing applications and running IT like a service to start realizing benefits and grow the private cloud over time through standardization and automation.