The world's getting ready, everybody ready, yeah, for a new day… Just from the title of this poem you could hypothesize that morning's come and things are looking good. The speaker's been cock-a-doodle-doo-ed out of sleep, and now he's up and thinking about the world in a brand-new way.
"The Good Morrow" emphasizes that these lovers are waking up into a new chapter of their lives, moving from physical pleasures into a new era of passionate, reciprocal love that combines both bodily lust and spiritual compatibility.