start with a clean sheet

start with a clean slate

Synonym of start with a clean sheet.

start with a clean sheet of paper

Synonym of start with a clean sheet.

start over

to begin again; to return to the beginning

wipe the slate clean

To make a fresh start, for example by forgetting about previous differ…

bust the dust

To clean dust off something, such as with a vacuum cleaner.

make a clean breast

Often followed by of: to be honest about something; to confess.