"I don't think Obama is here yet," said Mr Chavez.
"He got the Nobel Peace Prize almost the same day as he sent 30,000 soldiers to kill innocent people in Afghanistan."
That's gotta hurt.
And from Mr. Mugabe - ranked the 7th worst dictator of all time according to a 2007 Parade Magazine article - we get this lovely analogy
"Why is the guilty north not showing the same fundamentalist spirit it exhibits in our developing countries on human rights matters on this more menacing threat of climate change?" he said.
"Where are its sanctions for eco-offenders? When a country spits on the Kyoto Protocol by seeking to shrink from its diktats, or by simply refusing to accede to it, is it not violating the global rule of law," he added in reference to the core emissions treaty which the US has refused to sign.