lifted lines

By deceit the plagiarist shows respect for the text.

create trap

The notion that you must make things which you have no real impulse to realize.

many motives

For most people the only motive of poetry is emotion. For the poet, emotion is but one of many motives.

clarity, clarity

Clarity, clarity, surely clarity is the most beautiful
        thing in the world,
A limited, limiting clarity

I have not and never did have any motive of poetry
But to achieve clarity

—George Oppen, from “Route”