The waters of Peach Blossom Pool are a thousand feet deep, but they cannot compare to the emotion conveyed by Wang Lun's gift of song.
This translation captures the meaning of the original Chinese phrase "桃花潭水深千尺，不及汪伦送我情", which expresses the idea that the deep waters of Peach Blossom Pool cannot compare to the deep feelings conveyed by Wang Lun's gift of song.