Polio's pretty special because once you get an eradication, you no longer have to spend money on it; it's just there as a gift for the rest of time.
Bill GatesOur flame is taking the normal depleted uranium - the 99.3 percent that's cheap as heck, and there's a pile of it sitting in Paducah, Kentucky that's enough to power the United States for hundreds and hundreds of years. You're taking that and you are converting it to plutonium - and then you're burning that.
Bill GatesIs the rich world aware of how four billion of the six billion live? If we were aware, we would want to help out, we'd want to get involved.
Bill GatesIn 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.
Bill Gates