and we were there a little after the earthquake in chengdu, which was likely not hit by us. but the spirit was moving together as a nation much more than what's happened there. >> thank you. my question is, is china's current pace of economic growth environmentally sustainable? and what should china do as a player in the global community to address the environmental problems facing? >> i thought we go with that. well, we answer that question earlier about the two biggest issues in china are corruption and the environment. and what they're doing in connection with energy and environmental pollution and we were in beijing a lot in blue sky days. >> there are two things. on one hand, china doesn't want the west to tell the country what to do. environmental considerations and things. but on the other hand, they see a chance to become a forerunner in environmental questions. and they are hit by the environmental damage that is in china, much more than we are hit. so they're really working hard. >> okay. what the chinese really don't like is being lectured to about the environment