Why is Du Kang the only solution? Does it mean that people can only drown their sorrows by drinking when they are depressed?

It can be understood that the four related poems are "generous, unforgettable, how to relieve worries?" Only Du Kang "Du Kang" is used as a synonym for wine here. These four sentences mean that even if the songs at the banquet are impassioned, the poet's inner sadness is still difficult to eliminate. What can you use to eliminate the sorrow in your chest? Just to drown my sorrows in wine. How do we understand the author's sorrow that life is short? This is the author's life in troubled times, witnessing the people wandering from place to place, deeply grieved, eager to make contributions, and thus issued a short sigh of life. ,, so. . It can be understood here as drinking to drown one's sorrows,