1. Farewell to the hard times of the past: In the poem "I am looking for you in Yan 'an", the author expressed his deep nostalgia for Yan 'an, in which farewell to the hard times of the past is an important theme, which can be imitated as farewell to the difficulties and challenges of the past and looking forward to the future.
2. Farewell to the pursuit of material: the original poem implies a reflection on the pursuit of material, and in imitation, it can express farewell to excessive dependence on material and pursue spiritual abundance and inner peace.