russia, it certainly impacts his ability to be seen as a legitimate actor on the world stage. in the medium term, that will impact his ability to control russia and to control his future in russia, as well. >> let's talk about the big stick. there are big sanctions that have not been imposed just yet, the removal from the international payment system, the swift system. there are some european governments, or companies, and some americans, that are not that interested in it because it cuts off both ways. if you sell the russia or by from russia. and then, there's the energy sanctions. which, again, some european countries don't want to do, because they depend on russian oil and gas. frankly, if the price of oil and gas goes up because you caught russia out of the system, it goes up for everybody in the world. but i could be crippling to russia. >> i think the energy, more so than that swift. swift the main measure we have been talking about.