"You always have to do something that puts you in a zone you don't know," Rometty advised the audience at the 2011 Fortune Most Powerful Women Summit , less than a month before she was elected as the successor to IBM's then-CEO Sam Palmisano. "Someone once told me growth and comfort do not coexist. And I think it's a really good thing to remember."
|The Deep Web you don't know about|
|Pizza chain Sbarro files for bankruptcy|
|AT&T cuts prices again|
|More trouble for Boeing's Dreamliner|
|Invest $1 million, try for a U.S. green card|
How does military experience translate in the corporate world? Just ask these top execs.