What might have been said before this? Yes
A dialog between 2 people:
 Person A) What is Hush?;
 Person B) Batman: Hush is an American comic book story arc published by DC Comics featuring the superhero Batman.;
 Person A) What is the role of the Riddler in this story?;
 Person B) Riddler uses one of Ra's al Ghul's Lazarus Pits to cure himself;
 Person A) How does this change Riddler's life?;
 Person B) During the psychotic break that follows exposure to the Lazarus Pit, the Riddler deduces Batman's secret identity;
 Person A) Does Dr. Thomas Elliot accept Riddler's help?;
 Person B) 