Now the other thing you'll notice about the top 10 there is, 另外一件你注意到的前十名的事情是， of course, they're all, apart from New Zealand, Western European nations. 当然，除了新西兰以外，它们都是欧州国家。 They're also all rich. Thi

But the way progress happens, is because new generations and new eras grow and develop and become better than the previous ones. 但进步是因新的一代人和新的时期而发生，不断的进步和发展，并超越之前的年代。 It's the reason we're not in the

Truthfully, power is moving 10 years younger. 事实上，权力在向年轻10岁的人转移。 We're all going to live 10 years longer. Do the math. 我们都会活多10年。算算吧。 Society has created a new 20-year irrelevancy gap. 社会创造了新的“20年不相关鸿

Thank you, Headmaster. It is such a treat to be back here at St Andrew’s. I absolutely loved my time here; they were some of my happiest years, which makes it so incredibly special to be here today. I

【Speech Video】 President Obama speaks about how clean energy investments can diminish the environmental risks of continued use of fossil fuels and provide new jobs and opportunities after touring the