The Quatrain of Seven Steps seven strides such that Cao Pi is convinced of his innocence. Cao Zhi does so, and Cao Pi becomes so flustered with emotion that he spares his brother, although he later exacts punishment upon Cao Zhi in the form of demotion. The poem itself is written in the traditional "five-character quatrain" style and is an extended metaphor that describes the relationship of two brothers and the ill-conceived notion of one harming the other over petty squabbling. There exists two versions of the poem, one being six lines in length and the other four. The former is generally thought to be
Stanza ice-bound, Changed into weeping willows, sweep the ground; Dead boughs take root in ponds And ferns on windows shoot their ghostly fronds. But vainly the fierce frost Interns poor fish, ranks trees in an armed host, Hangs daggers from house-eaves And on the windows ferny ambush weaves; In the long war grown warmer The sun will strike him dead and strip his armour.</poem> Stanza In poetry, a stanza (; from Italian "stanza" , "room") is a grouped set of lines within a poem, usually set off from other stanzas by a blank line or indentation. Stanzas can have regular rhyme