You have little representation of young black men in the business sector, so you have children growing up in disadvantaged neighborhoods who don't hear discussions at the dinner table about what goes on in business. It's almost as if we have two nations.

The main cause of Europe's deep fall - the losses of inclusion, job satisfaction and wage growth - is the devastating slowdown of productivity that began in the late 1990s and struck large swaths of the continent. It holds down the growth of wages rates, and it depresses employment.

In countries operating a largely capitalist system, there does not appear to be a wide understanding among its actors and overseers of either its advantages or its hazards.

I think the 19th century is an extraordinary period with a welling up of creativity and all kinds of experimentation and exploration going on at least until 1940.

When I went to my local grammar school, Lurgan College, girls were not encouraged to study science. My parents hit the roof and, along with other parents, demanded a curriculum change.

The rise of Google, the rise of Facebook, the rise of Apple, I think are proof that there is a place for computer science as something that solves problems that people face every day.

The most important scientific revolutions all include, as their only common feature, the dethronement of human arrogance from one pedestal after another of previous convictions about our centrality in the cosmos.

I grew up wanting to be a musician, but my parents were sure I would starve to death. So, they put me in physics and chemistry. That eventually blew up, and I got into radio.