Growing inequality is exacerbated by the companies who simply treat workers as commodities, and our governments are cowered by their demands to perpetuate this model of greed.

We need economic growth, yes, but growth can be jobless, so a sustainable development framework for employment must include a job creation strategy.

Large swathes of people losing faith in democracy is a dangerous thing. Conflict, desperation, totalitarianism are the products of that loss of faith.

Politically, we have seen the impact of social media organizing people through the Arab Spring.

Some of the greatest, most revolutionary advances in science have been given their initial expression in attractively modest terms, with no fanfare.

Religion can have psychological and social roles, but in terms of really explaining how things work, science works differently. Science is based on material elements at the core.

Biology sets the context, and that is critical, but obesity still boils down to whether a person eats too much or exercises enough.

This coupling together of science with international peace, is, I think, particularly significant.