start with a clean slate

v.

改过自新，言归于好；

Start with a clean slate : technology
"What If You Could Start With A Clean Slate?"
I WILL BE FERM BUT FAIR; GAA LATEST CANAVAN'S MISSION Peter: Every Player Will Start with a Clean Slate
Union aims to start with a clean slate; Reformers win Teamsters vote supervised by feds
When Replacing Siding Start with a Clean Slate
Haley, Steelers Start with a 'Clean Slate'
Machinery design: Start with a clean slate
Broncos Start with a Clean Slate: Henjak
Start your day with a clean slate
Supermax to start 2009 with a clean slate