That's a central part of philosophy, of ethics. What do I owe to strangers? What do I owe to my family? What is it to live a good life? Those are questions which we face as individuals.

Sometimes we know the best thing to do, but fail to do it. New year's resolutions are often like that. We make resolutions because we know it would be better for us to lose weight, or get fit, or spend more time with our children. The problem is that a resolution is generally easier to break than it is to keep.

When diamonds' role in fuelling violent conflict in Africa gained worldwide attention, the diamond industry established the Kimberley process in order to keep ""blood diamonds"" out of international trade.

I'm not overly alarmist about it, but I do think there are some worrying signs, like the growing accumulation of wealth by a very small proportion of the population, plus elections in the US are much more dominated by money than anywhere else calling itself a democracy.

A standard line, promoted by people like Clement Greenberg, is that politics contaminates art, and Manet is often cited as an example of art for art's sake.

The federal government should not be an accessory to the unconstitutional actions of the Arizona state government. By continuing to work with Arizona police departments operating under SB 1070, the Department is implicitly condoning the shameful tactics authorized by the new law.

In 2009, my father wanted me to join politics. I told him, 'Why should I jump into the dirt and grime of politics when I can have politicians come to me as owner of a media group?' Then my father gave me an ultimatum.

From the time I was elected to parliament, I was not voting for the government. I was sure it did not have a chance to survive. From the beginning, I was one of the organizers of the Maidan.