The Starbucks boss—now comfortably a billionaire—was wiping a spill from the table with a napkin. Then he stood up to bus his mug to the counter. On the way, though, he paused: He had noticed an empty coffee cup that someone else had left behind, and so he grabbed that, too.
FastCompany on Starbucks (http://www.fastcompany.com/most-innovative-companies/2012/starbucks)

