分手就别后悔错过就别后悔
[fēn shŏu jiù bié hòu huĭ cuò guò jiù bié hòu huĭ]
If we break up then don't regret, if we miss each other then don't regret: Shows an extremely determined mindset about relationships and opportunities, telling others not to waver on decisions like breakup or losing out, demonstrating resoluteness