百里情深不及他人笑颜诋毁无关他人只怪你我情不及浅
[băi lĭ qíng shēn bù jí tā rén xiào yán dĭ huĭ wú guān tā rén zhĭ guài nĭ wŏ qíng bù jí qiăn]
In this, the user reflects profound love but expresses regret that it wasn't strong enough compared to the joy another person could bring to their loved one. It criticizes shallowness in their affection towards each other rather than external factors.