1. The symbolic meaning of the three images: "sail" is the embodiment of the poet's personality and ideal, and it is the symbol of the poet's stubbornness, arrogance, unwillingness to be mediocre and enterprising.
Sailing alone in the sea symbolizes the poet's pursuit of superiority on the road of life.
The "calm sea" symbolizes the empty and mediocre "happy life".
"Storm" symbolizes a magnificent life full of challenges and struggles, which can stimulate a person's creativity and passion, join the society and make contributions to the country and the nation.
2. The theme of "sail": The poet uses the image of "sail" to express that he doesn't want to spend his life in a boring life, but he wants to fight bravely in the magnificent ocean of life, which shows the author's attitude towards life that he is outstanding and unwilling to be mediocre.
3. Expressed the poet's beautiful expectation and confidence for his future, and further triggered readers' questions, paving the way for the next section.