I Didn't Used To Wear

The Part Of Uranium That's Fissile - When You Hit It With A Neutron, It Splits In Two - Is About 0.7%. The Reactors We Have Today Are Burning That 0.7%.

India Just Went 3 Years With No Cases [of Polio]. Pakistan Is Our Toughest Location Right Now Because Some Parts Of The Taliban Have Not Allowed Vaccinators To Come In And Have Even Attacked Vaccinators. We Are Hopeful This Will Get Resolved Since No One Wants Their Kid To Be Paralyzed. I Spend A Lot Of Time Making Sure The Polio Campaign Is Doing The Best It Can. We Have Great Computer Models That Help Guide Our Activities.

Well, I Don't Think There's Any Need For People To Focus On My Career.

In Ninth Grade, I Came Up With A New Form Of Rebellion. I Hadn't Been Getting Good Grades, But I Decided To Get All A's Without Taking A Book Home. I Didn't Go To Math Class, Because I Knew Enough And Had Read Ahead, And I Placed Within The Top 10 People In The Nation On An Aptitude Exam.

In 1990, One In 10 Children Died Before The Age Of Five. That's Now Down To One In 20, And Vaccines Were The Single Biggest Factor In That. Had It Stayed At 10 Percent, 122 Million More Children Would Have Died.