你若爱我如初我便随你到老
[nĭ ruò ài wŏ rú chū wŏ biàn suí nĭ dào lăo]
Translates to 'If you love me like at first, then I will follow you until we're old.' It speaks of unwavering commitment predicated upon genuine, lasting affection similar to what was experienced at the beginning of a relationship.