Transcript is here
This caught my eye:
As president, I'll work to establish good relations with Russia so that we need not fear a return to the Cold War. But we can't turn a blind eye to aggression and international lawlessness that threatens the peace and stability of the world and the security of the American people.
Note that McCain is not promising that there won't be a return to the Cold War; only the government that started that war can make such a promise. He is promising diplomacy, which he hopes will sway Russia to seek peaceful coexistence with us.
This was his best moment:
My friends, if you find faults with our country, make it a better one. If you're disappointed with the mistakes of government, join its ranks and work to correct them. Enlist (applause) enlist in our Armed Forces. Become a teacher. Enter the ministry. Run for public office. Feed a hungry child. Teach an -- an illiterate adult to read. Comfort the afflicted. Defend the rights of the oppressed.
Our country will be the better, and you will be the happier, because nothing brings greater happiness in life than to serve a cause greater than yourself.
Update: When the protesters interrupted, he shoudl have taken the high road and said, "Don't tase them, bro."