Provocative and challenging The Social License makes a compelling case for why companies must look to increase their positive social impact as an integral part of their core business strategies.

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

I don't have any frustrations. It sounds a little silly, but life is too short for me. I don't worry about all the things that happen, I just think about what to do with them. I work a lot with blind people in my spare time and I count my blessings every day.

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.

Many companies are disappointing the citizens of this world by manipulating labor rates, putting horse meat instead of beef out there, or thinking it's totally acceptable to make a T-shirt from a collapsing factory. Increasingly, people don't want to work for these companies, and consumers don't want to buy from them.

What is success? I think the most important thing is to achieve what you set out to achieve. Just being a CEO in itself is not success. I would not relate success to a title or a position. My career has had a level of serendipity all along. I've never planned anything out more than a few years.

This world is changing enormously. In any position in a company you need to work very hard on learning new skills every day, but you also need to unlearn some of the old skills from the past.