to start behaving better after doing something wrong
начать вести себя лучше после того, как сделал что-то плохое (nachat vesti sebya luchshe posle togo kak sdelal chto-to plokho)
"After the accident, he decided to turn over a new leaf."
"После аварии он решил начать новую жизнь." (posle avarii on reshil nachat novuyu zhizn)
To bring benefits or rewards later.
a significant improvement or shift
the last or most difficult challenge or area of exploration
to achieve higher positions in career or life
extremely tired or exhausted
Working together gives better results.
