Organization is apparent to the reader. Each assertion is supported with specific evidence. Interpretations and inferences follow logically from the evidence. Each quote is relevant to the point it supports. The quote is integrated smoothly into the paragraph.
Quotations are appropriate length.
Quotations of more than four lines are offset from the text of essay. Every quotation is documented with a reference. The relationship of the quote to the rest of the paragraph is clear. The paper proceeds to a logical conclusion. There is a sense of closure.