What literary technique is employed in the phrase "the sea of faith"?

The phrase "the sea of faith" employs the literary technique of metaphor. In this context, faith is compared to a vast sea, deep and extensive, suggesting both its abundance and its potential to evoke a variety of emotions or experiences. This metaphor creates a powerful image that conveys the idea of faith as something encompassing and profound, while also implying that just as seas can ebb and flow, so too can faith have its highs and lows.

The effectiveness of this metaphor lies in its ability to evoke a sense of vastness and depth, allowing the reader to visualize the complexities of faith in a way that simple language might not achieve. It demonstrates how metaphors can enrich both meaning and emotional resonance in poetry and other forms of literature.