I only take on roles that I'm passionate about. Life is too short to do things that you're not happy with.

Never look back' is my philosophy.

Senator Obama will be taking office at a critical juncture. There are many pressing challenges facing the international community, including the global financial crisis and global warming. We look forward to working closely with President-elect Obama and his team to address these challenges.

Well in the end the world can crank itself up to sanctions, as it has with Zimbabwe, another sad case.

We just sent our condolences to the President of the United States and the American people on what is a terrible, terrible tragedy.

We need innovation. We need great ideas that can be simply and effectively produced all over the place.

We need a lot of thinking and ideas. We need all the innovators, particularly with the new sustainable technologies - how do we get them to affordability so that people can generate clean energy?