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 16 Sonnet 16 Sonnet 16 is one of 154 sonnets written by the English playwright and poet William Shakespeare. It is among those sonnets referred to as the procreation sonnets, within the Fair Youth sequence. Although the previous sonnet, Sonnet 15, does not overtly discuss procreation, Sonnet 16 opens with "But..." and goes on to make the encouragement clear. The two poems form a diptych. In Sonnet 16, the speaker asks the young man why he does not actively fight against time and age by having a child. Sonnet 16 is an English or Shakespearean sonnet. This type of sonnet consists