Possible Clues:

• “Corruption, the most ____ symptom of constitutional liberty” (Edward Gibbon in Decline and Fall of the Roman Empire)
• Sound of final bell disturbed one within
• During autumn, an unopened good book is perfect
• In story, returning evil's held to be perfect
• Like God
• Always working, I eat a little half-heartedly to save collapse
• Perfect
• One is certain to be this
• In moral tale, rejection of evil held to be faultless
• Unable to make a mistake