与其后悔过去不如奋斗将来
[yŭ qí hòu huĭ guò qù bù rú fèn dòu jiāng lái]
It embodies the forward-thinking principle of focusing on the future instead of lingering on past regrets. Instead of being mired in what cannot be changed, this user prioritizes active effort and positivity in creating a better tomorrow.