His wealth is based on gambling, that is, other people gambling and losing, day-in-day-out at his establishments. He suggests the Americans drop a warning nuclear device, away from populated areas, on Iran, once again, others gambling, not Sheldon or, tellingly, Israel one presumes, unless you subscribe to Ariel Sharon's reported 2001 outburst as Prime Minister: "We, the Jewish people, control America..."  I presume "we" of "So, we mean business." refers to Sheldon, Bibi, and the current government of Israel, refer above at point 2.  Sheldon's statement "I am absolutely convinced that Bibi says what he means, means what he says..." has the tiniest of doubt within it. Bibi, haven dug himself deep to fend off Lieberman et al., now finds himself without a boat or oarsmen to row him back to where recent events demand him.  Sheldon is a man whose time of life throws up a clearer view of his mortality. He wants his site on the Mount of Olives, I suspect he has already purchased it.  You don't buy 'cool'.
Nigeria says troops destroy extremist camp, rescue 178 people (AP)