This is a trait of psychopaths and pathological liars
He says it a few times and believes it to be true. By now he’s not lying, he sincerely believes it to be the truth.
That should scare anyone with any sense.
In his memoirs he’ll most certainly recall how America and the rest of the world wanted to go to war with Syria as his voice stood alone in its pleas for sanity, non-aggression, and peace.