Nigeria has moved into low-middle-income, but their north is very poor, and the health care systems there have broken down.
Challenges Quotes
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Challenges Quotes by Bill Gates
The government's ability to select scientists and pick things that are fairly strange, because politicians don't like failures. They're only in office a short term, and many of these things take a long time.
Like many others, I have deep misgivings about the state of education in the United States. Too many of our students fail to graduate from high school with the basic skills they will need to succeed in the 21st Century... ...
Life is a lot more fun if you treat its challenges in creative ways.
At the end of the day, natural-gas peakers sit back there and get financed so that the Midwest corridor can have a huge [period] of four to five days of no wind. The peakers are running big time to make... ...
The most straightforward path would be if we could bring the cost of solar electric and wind down by another factor of say, three, and then have some miraculous storage solution, so that not only over the 24-hour day but... ...
Ninety percent of the cases of polio are in security-vulnerable areas.
I think if you talk to the experts in any field where you have to take on a unknown challenge, where you're going to be working on it for a long time you'd find that to work themselves up to... ...
Corruption is one of the most common reasons I hear in views that criticize aid.
Even when things are stable, that's not easy [to work in Africa] because there are not roads, and the weather is tough, the education system hasn't been there. But this is how you get great countries, is step by step.