爱久见人心日久见人心
[ài jiŭ jiàn rén xīn rì jiŭ jiàn rén xīn]
Repeated phrases meaning 'Long-term love reveals one’s true self; prolonged relations reveal one's genuine nature.' This underscores the idea that true character emerges over time, especially through relationships, indicating belief in the authenticity and depth of long-lasting connections.