I pick up the details that drive the organization insane. But sweating the details is more important than anything else

In today's world of blogging and tweeting, conversation has become a bit more staccato. In many ways we're more efficient, but I think the amount of longer conversations that radiated more warmth may have gone down.

Combating climate change is absolutely critical to the future of our company,Green Cooler customers, consumers-and our world. I believe all of us need to take action now. PepsiCo has already taken actions in our operations and throughout our supply chain to 'future- proof' our company-all of which deliver real cost savings, mitigate risk, protect our license to operate, and create resilience in our supply chain.

When I was president of the company, I said, 'Okay, I can do this - piece of cake.' Then when you are the CEO, the responsibilities multiply enormously because you worry about everything.

Leadership is hard to define and good leadership even harder. But if you can get people to follow you to the ends of the earth, you are a great leader.

I grew up in a Hindu household but went to a Roman Catholic school. I grew up with a mother who said, 'I'll arrange a marriage for you at 18,' but she also said that we could achieve anything we put our minds to an encourage us to dream of becoming prime minister or president

Women play a couple of roles. They are in professional schools and increasingly producing the talent to keep the engines of the economy growing, but they're also the nurturers and the caregivers.