The main problem for anyone planning a trip to Italy is that it's impossible to see everything you want in one trip! This leads to the biggest travel planning mistake that most people make in Italy: They try to see too many things in too short a time. We hate to be the bearers of bad news but overloading your itinerary is a recipe for stress.
We understand why you do it and we sympathize, but let us repeat: rushing your Italian vacation is a surefire way to ruin it. Luckily, the solution is easier than you think: narrow down your focus and divide your time accordingly.