The Profile Dossier: Melinda Gates, the Most Powerful Woman In the World

“What great changes have not been ambitious?”

Melinda Gates has always wanted to be successful, but not in the way you think.

As valedictorian of her high school, she delivered a graduation speech that helped guide how she thought about the concept of "success" for the rest of her life. In her speech, she quoted Ralph Waldo Emerson: "To know even one life has breathed easier because you have lived. …