The hardest part is when you're in danger yourself. You have to face what could happen and might be likely to happen to you. It's not just that you're there standing next to somebody that something bad is likely to happen to. That is a true moment of reckoning with who you really are.
If John McCain wants to have a debate about who has the temperament, and judgment, to serve as the next Commander-in-Chief, that's a debate I'm ready to have.