go a long way

verb2

1. •
   To be adequate or helpful for a significant amount of time.

   • This new law will go a long way in addressing this issue.
   • Thank you for your generous donation; I'm sure it will go a long way.
2. •
   To achieve considerable success.

   • All parents hope that their children will go a long way in their lives.
   • The moment I met him I knew he would go a long way.