This part of the excerpt concludes what kind of character Odysseus is:
<span>
Therefore
you are to tie me up, tight as a splint,
erect along the mast, lashed to the mast,
and if I shout and beg to be untied,
take more turns of the rope to muffle me.
He is one of the heroes in Homer's epic poem called Odyssey. He was a man that steadfast, brilliant, and versatile. These lines tell of his bravery and that he would be willing to make the necessary sacrifices for the good of all.</span>
This is more like the compass for finding your way out of a geometry book. A mathematical compass (like this one) is used to draw perfect circles. For Donne, it was the perfect metaphor for the long-distance relationship he imagined with his wife. Line 26: The compass is introduced emphasizing two crucial features.
Sorry, never heard of that:(