The book's lead character is both an 'object of' desire and an 'object of' pity. [=the lead character is both desired and pitied by other characters in the book]
When they take a vacation, 'money is no object'. [=they don't worry about how much something costs] They always stay at the most expensive places.
If 'cost was/were no object' [=if cost did not matter; if we had enough money] we'd buy a new car instead of fixing the old one.
(..) and the Resurrection Stone, to bring back loved ones from the dead. Together, they make one the Master of Death. But few, truly believe that such objects exist. Do you? Do you believe they exist, sir? Well... I see no reason to put stock into an old wives' tale. (..)2011 Harry Potter and the Deathly Hallows: Part 2