countries with two huge tconomies -- two grea countries, two large countries with two huge economies, khalili and opportunity to exercise power, whether in terms of economic relationships, whether it is about political hotspots like syria or iran, is that growing at all? this opportunity for china and the u.s. and europe and russia to work together on solving aree big problems that installable ball must there's more participation in a solution? unless there'sle more participation in a solution? >> there are so many global challenges. some are traditional, some are not so traditional. we also have a lot of hotspot issues. all of these things. thes quite obvious that permanent members of the united nations security council and on what have to work together. we have to make a joint effort in responding to these problem's. problem's -- what great powers have sometimes is misunderstanding each other. is that a race? >> -- is that a risk? >> there is always such a risk. what the advancement of technology and the media, we have a better chance of mutual understanding. >> give me an example of what i