Summary
This quote suggests that a drama critic is someone who is harsh and critical in their reviews, leaving no aspect of a performance unmentioned or unscrutinized. The phrase "leaves no stone unturned" is used metaphorically to imply that the critic is thorough and relentless in their pursuit of flaws and weaknesses in a dramatic production. It highlights the tendency of some critics to focus more on pointing out faults rather than appreciating the positive aspects of a performance.