Leadership; Don't Forget Where You Came From! How Can I?

Whenever I have promoted in the fire service, one of the first comments is, "Don't forget where you came from!" My question has always been, "How Can I?" How do you erase the events and what you have experienced and witnessed over a 25+ year career just because you promote? Let's discuss those past years and figure out how that makes who you become when you move up the fire latter.