Answer: There are many factors that make this almost impossible. Not a sngle person on this earth is perfect. 2: the earth is so littered and filled with pollution it would take centuries to get rid of, only to come back. 3: Not everyone gets along. War would break out faster in a perfect world than it does now, because everybody would be straining themselves trying to hold back anger, and it will build up faster. Last but not least, our world is too far into the dark side and there is no looking back.
Step-by-step explanation: