Meaning of "Shallow" by Catherine Wheel

The lyrics of the song "Shallow" by Catherine Wheel seem to explore a relationship where one person feels undervalued and pushed aside by the other. The repeated reference to shallow water growing high could symbolize the shallow emotions of the other person reaching a breaking point, leading to them saying goodbye. The speaker seems resigned to the fact that the other person only values superficial things and is unable to truly connect on a deeper level. The imagery of taking hand between knees could symbolize a physical connection that lacks emotional depth. Overall, the lyrics seem to convey feelings of disappointment, resignation, and a recognition of the shallowness of the relationship.