因为遇见你所以很幸福因为有了你从此很幸福
[yīn wéi yù jiàn nĭ suŏ yĭ hĕn xìng fú yīn wéi yŏu le nĭ cóng cĭ hĕn xìng fú]
Translating to 'Because of meeting you, I am very happy; since I've had you, I've always been happy,' expressing gratitude and joy due to someone's entrance into their life and ongoing presence.