It can be difficult to leave behind a relationship , but accepting the "next" is essential for progress. Allowing yourself to experience the sadness is important , but resist lingering in the past . https://www.youtube.com/watch?v=N4FBtGP7zSs&list=OLAK5uy_kaqfjK_D00GAl1qeI8R1YmIE36j-RCLho&index=1