In terms of being a professional, I want to be professional with everyone.

When I was a graduate student, I actually took a course in development economics and I thought it was the most boring thing in the world.

To insist that no one can support the interests of the aam aadmi without being one himself is like saying that no man can support women's rights.

So, I went to Harvard and I got exposed to American work habits. I didn't even realise for a while that I was behind. I kind of had the illusion that I was understanding things. But people worked so hard and the thing I learnt first in America was that people work incredibly hard.

I've always been a strong supporter of environmental protection and initiatives in that area. But I'm willing to set priorities. If we have to make reductions in one place, we'll have to-in order to increase another place, I'm willing to do that.

Climate change poses an existential threat to the planet that is no less dire than that posed by North Korea's nuclear ambitions.

If Canada could simply apply the basic principles of sustainable development, such as the internalization of costs and 'polluters pay,' it would have long-term beneficial effects, both environmental and economic.

With increasing fervor since the 1980s, sustainability has been the watchword of scientists, environmental activists, and indeed all those concerned about the complex, fragile systems on the sphere we inhabit. It has shaped debates about business, design, and our lifestyles.