The New York Observer 's John Heilpern says it's too long, too weighty for a somewhat preachy story that was always slender.
John Heilpern said that was the perfect length and perfectly light. 
mnli hypothesis: John Heilpern said that was the perfect length and perfectly light.  premise: The New York Observer 's John Heilpern says it's too long, too weighty for a somewhat preachy story that was always slender.