North Korea, whose economy is in tatters and is facing tough international sanctions is participating in the World Expo for the very first time.

VOA: standard.2010.05.02

So we finally got tough and we got Paul Volker in there and central banks around the world all managed to get tough around that time and we killed inflation but it created a recession.

所以，我们最终强硬地实施,并且将保罗？沃尔克作为主席,世界各地的中央银行,全都在那段时期内严格的实施,最终我们消除了通货膨胀，却制造了经济衰退。

耶鲁公开课 - 金融市场课程节选

He also offered some tough talk. "I emphasized that this has to be a point in time in which we begin to write a new chapter based on improved governance, a much more serious effort to eradicate corruption, joint efforts to accelerate the training of Afghan security forces so that the Afghan people can provide for their own security,".

VOA: standard.2009.11.02