Possible Clues:

• Overbearing arrogance
• Heart danger reduced, having an extremely big head?
• Bases planted around state in arrogance
• Arrogance or over-confidence
• Insolence I brush aside
• Focus on danger ignoring conclusion — that's overconfidence
• Centre Right is showing excess of ambition, maybe
• Focus on most of the risk with excessive pride
• Self-confidence to a fault
• Tragic flaw for Oedipus