Studies are showing that excessive noise can damage hearing, disrupt sleep, induce stress and generally lower our quality of life. Noise tops the list of complaints people raise about the neighborhoods in which they live, and the hotels in which they spend vacation or business time.
A rhyming couplet is two lines of the same length that rhyme and complete one thought.
I believe that is going to be line 13 and 14
O ! none, unless this miracle have might,
that in black ink my love will still shine bright