A Clean Break

in my mind it sounds like when you might move houses in a bid to get a "fresh start", a new environment that dosent remind you of all those bad habits/times that you had in the last place

and it works, but only for a time and then you dirty up the new place

for anyone interested, there's actually a few studies that have been done on this: http://www.businessinsider.com.au/vietnam-study-addictions-2012-1