Regret is an appalling waste of energy; you can't build on it; it's only good for wallowing in. (Quote by - Katherine Mansfield)

To regret the past is to forfeit the future. (Quote by - Chinese Proverb)

Forget regret, or life is yours to miss. (Quote by - Jonathan Larson)

There is nothing to regret - either for those who go or for those who are left behind (Quote by - Eleanor Roosevelt)