"The sea of ??faith" means that although the poet's fantasy was frustrated, the idealistic spirit took root in his heart, and he became more inner and stubborn because of the frustration in reality, thus becoming more inner and stubborn. Transformed into his unchanging belief and pursuit of ideals.
This poem expresses a belief and contains a philosophy. The poet uses the sea as a metaphor for ideals, the mountains as a metaphor for difficulties, mountain climbing as a metaphor for difficulties, and mountain climbing as a metaphor for hard work, thus telling people that the road to the ideal is long and rugged, and only if you are not afraid of long journeys can you reach the ideal state. .
The sea symbolizes the goal of pursuit. Everyone has his or her own pursuit. Everyone should pursue it unremittingly. With firm belief, people will always achieve the goal they pursue