My heroes are those who risk their lives every day to protect our world and make it a better place - police, firefighters and members of our armed forces.
We humans have a love-hate relationship with our technology. We love each new advance and we hate how fast our world is changing... The robots really embody that love-hate relationship we have with technology.
Live Aid turned our world upside down.
If you look at the history of big obstacles in understanding our world, there's usually an intuitive assumption underlying them that's wrong.
And I believe that good journalism, good television, can make our world a better place.
Our world is drowning in a sea of self-centeredness. You can make yourself quite unique right away by leaving this ocean of selfishness and choosing to be curious about other people.
Religion is a complex and often contradictory force in our world. It fosters hope and comfort but also doubt and guilt. It creates both community and exclusion. It brings societies together around shared belief and tears them apart through war. However, what unites the faithful, whatever their religion, is the unshakeable force of generosity.
We owe our World War II veterans - and all our veterans - a debt we can never fully repay.
The ocean is the lifeblood of our world. If we were to lose our fish that we appreciate so much by overfishing; or if we were to lose some of our favorite beaches to overbuilding and pollution, then how would we feel? It's become a case of not knowing what you've got until it's gone.
Snow isn't just pretty. It also cleanses our world and our senses, not just of the soot and grime of a Fife mining town but also of a kind of weary familiarity, a taken-for-granted quality to which our eyes are all too susceptible.