3. Belgium and Uruguay are two diminutive countries that have maximized their advantages through inclusiveness, and of which Brazil, Argentina, Spain and Germany -- the quartet of forerunners for this year's title -- will rightly be wary. They, in the manner of Brazil's indigenous mosquitos and scorpions, are a useful reminder that small can often be deadly.
4. Harvard topped the league table, followed by Massachusetts Institute of Technology and Stanford University.
5. Don't lie about your salary. Ever. Even if your employer doesn't tell us (and most do), we'll find out eventually. I've terminated two people for doing that.
6. The women in tech: Tech takes a second turn as a category on the Power Women list. Five tech women made the top 25 this year, including Facebook’s Sheryl Sandberg (No. 6), Rometty (No. 12) and HP’s Meg Whitman (No. 15). There are 16 tech women in total, including also Susan Wojcicki, SVP of ads at Google (No. 30) and Sun Yafang, chair of Huawei Technologies (No. 77).