Turn over a new leaf
change your life by starting to be a better person or stopping a bad
No pain, no gain
Suffering is necessary in order to achieve something.
go cold turkey
to stop (doing something)
When one door closes, another opens.
disappointment is often followed by opportunity
Nothing ventured nothing gained
If you don't risk, you won't get anything
start with a clean sheet
Term 3 / 10 start with a clean sheet/slate Definition 3 / 10 To forget the past and move forward without recriminations.
Every cloud has a silver lining.
All bad things have a good side.
ring in the new year
to celebrate the beginning of the New Year at midnight on December 31
break new ground
it's not like anything else that came before it
kick the habit
break the habit
out with the old, in with the new
getting rid of old ideas or things and starting fresh with newterm-2 ones.