Poetry have challenged the traditional definitions of the sonnet form, rendering entire sequences of "sonnets" that often lack rhyme, a clear logical progression, or even a consistent count of fourteen lines. "Shi" () Is the main type of Classical Chinese poetry. Within this form of poetry the most important variations are "folk song" styled verse ("yuefu"), "old style" verse ("gushi"), "modern style" verse ("jintishi"). In all cases, rhyming is obligatory. The Yuefu is a folk ballad or a poem written in the folk ballad style, and the number of lines and the length of the lines could be irregular. For the
Sonnet 71 him to mourn. This is particularly ironic considering that there are lines in other sonnets (e.g., Sonnet 18, Sonnet 55, Sonnet 65 and Sonnet 81) that speak of immortality through poetic verse, thus negating the possibility that one can be forgotten. These examples give credence to Peguiney's argument of a calculated attempt to invoke the youth's mourning, as he writes in his essay Sonnets 71-74, "The 'if' clauses at lines 5 and 9 are cunning invitations to future readings of the verse, and how impossible it would be for 'you [to] read this [handwritten] line' and 'remember not / The