The answer is given below.
By the way, yoohpoetry 1 is an inspiring and uplifting poetry trivia question.
It's a fill-in-the-blank line from a poem by William Wordsworth, and it can be found here:
http://journeytoaah.blogspot.sg/2014/01/yoohpoetry-1.html
or here:
http://journeytoaah.blogspot.sg/search/label/Yoohpoetry
And now, here's the answer to Yoohpoetry 1:
Soul