Still, he’s willing to take them up on it. “It restores my faith in human nature to think that there are people who have been around Washington all this time and are not yet so cynical as to think that [the deficit] can’t be solved by voluntary contributions,” he says with a chuckle. So, Buffett has pledged to match one for one all such voluntary contributions made by Republican members of Congress. “And, I’ll even go three for one for McConnell.” That could be quite a bill if McConnell takes the challenge; after all, the Senator is worth at least $10 million. As Buffett put it to me: “I’m not worried.”