Imagine all the food mankind has produced over the past 8,000 years. Now consider that we need to produce that same amount again — but in just the next 40 years if we are to feed our growing and hungry world.

Leadership is not just about giving energy ... it's unleashing other people's energy.

It is unacceptable that more than 1 billion people are hungry every day while another billion are obese.

If you work at an insurance company that sells premiums you wouldn't even sell to your mother, how happy would you feel to work there? It's going to eat you up. It might last a few years, but it doesn't attract the best people, and it certainly doesn't create the energy and engagement you need to be a long-term performing company.

When I interview people, I look at their values. I always say that the best chance of success is if the individual's values are aligned with the corporate values.

If we achieve our sustainability targets and no one else follows, we will have failed.

The moment you discover in life that it's not about yourself, that it is about investing in others, I think you're entering a steadier state to be a great leader. Because above all, I think the main quality of a leader is to be a human being. There's no reason you are special because you happen to have this job or these responsibilities.