Answered my craftsman: 'there 's no single tinct
Would satisfy the eye's desire to taste
The secret of the diamond: join extremes
Results a serviceable medium-ghost,
The diamond's simulation. Even so
I needs must blend the quality of man
With quality of God, and so assist
Mere human sight to understand my Life,
What is, what should be,—understand thereby
Wherefore I hate the first and love the last,—