And with the right mentor, don't be afraid to expose your vulnerabilities. Admit you don't know what you don't know. When you acknowledge your weaknesses and ask for advice, you'll be surprised how much others will help.

It's different when you're trying to turn something around, especially something that you built, at a time when so many constituents - the media, Wall Street, competitors, ex-employees - are all saying that Starbucks's best days are behind it, and that Schultz is never going to be able to bring it back.

Early on I realized that I had to hire people smarter and more qualified than I was in a number of different fields, and I had to let go of a lot of decision-making. I can't tell you how hard that is. But if you've imprinted your values on the people around you, you can dare to trust them to make the right moves.

China traditionally has been a tea-drinking country but we turned them into coffee drinkers.

The success of the Starbucks has been based on this balance between profitability and a social conscience. Everywhere we're doing business, were trying to manage the business through the lens of humanity.

In many places where coffee is grown, deforestation is a major issue. With Starbucks' position in the marketplace and the respect and relationships we have, we can - and have, in some cases - been able to educate and influence people.

Social and digital media is a bullet train, and that bullet train is not coming home.