The human body is the most complex machine ever created! With a complex network of interconnected organs, millions of cells and the most advanced processor, human body is the most automated system in this planet. In this article, we will draw comparisons between working of a human body to that of a datacenter. We will learn how self-defense and self-healing capabilities of our human body is similar to firewalls and intelligent monitoring capabilities in our datacenters. We will draw parallels between human body automation to data center automation and explain different levels of automation we need to drive in data centers. This article is divided into 4 parts covering each of body main functions and drawing parallels on automation