""The Spleen: An Epistle Inscribed To His Particular Friend Mr. C. J. (1738)"" is a poem written by Matthew Green. It is a satirical work that explores the idea of melancholy and the spleen, which was believed to be the source of this emotion in the 18th century. The poem is written in the form of a letter from the author to his friend, in which he describes the various symptoms and causes of the spleen, as well as its effects on the mind and body...