The Book of Thel

I just ran across a great poem by William Blake which starts with Thel's Motto:

Does the Eagle know what is in the pit?
Or wilt thou go ask the Mole?
Can Wisdom be put in a silver rod?
Or Love in a golden bowl?

I'm writing the midterm essay for my music history course. The assignment, named "The Tale of Two Periods," is to contrast one Baroque piece of music with one Classical, in conjunction with the contrast of two corresponding poems.

Here's the rest of The Book of Thel