Despite its simple, almost folksy language, "Mending Wall" is a complex poem with several themes, beginning with human fellowship, which Frost first dealt with in his poem "A Tuft of Flowers" in his first collection of poems, A Boy's Will. Unlike the earlier poem which explores the bond between men, "Mending Wall" deals with the distances and tensions between men.The poem explores the contradictions in life and humanity, including the contradictions within each person, as man "makes boundaries and he breaks boundaries". The poem also explores the role of boundaries in human society as mending the wall serves both to separate and to join the two neighbors, another contradiction