It's often challenging to let go something , but truly accepting the "next" is vital for progress . Don't remain on the past; instead, focus your energy toward what's ahead . This doesn't mean you forget https://www.youtube.com/watch?v=N4FBtGP7zSs&list=OLAK5uy_kaqfjK_D00GAl1qeI8R1YmIE36j-RCLho&index=1