Guiyan: eager to return to one's hometown or capital.
River water: symbolizes the poet's melancholy, or his feelings about the passage of time and historical changes.
Vanilla and citrus: symbols of people's noble qualities.
Other common images: wind and frost, rain and snow, sunset, partridge, ape, castle peak, running water, single boat, moon, fallen flowers and leaves, solitary lamp?
Poets who are demoted generally express their grievances, complaints and dissatisfaction, even loyalty and indignation; Missing relatives and friends in hometown and Beijing is actually missing the good life and relatives and friends in the past, including the attachment and pursuit of political ideals and even power; The feeling that time flies and ambition is hard to pay.