aliko: well, the african center idea, it started with chelsea clinton and hadeel ibrahim and halima,daughter. my daughter joined them later. we realized that we need to make this african center a reality to be able to project africa in a better light. bring africa to the rest of the world. especially when you look at the subject of every september, we have the united nations general assembly, where the entire world converges in new york. what we want to do is to tell the world the real narrative of africa and tell the rest of the world what africa is about. it has to do with policy, business, and culture. you know because, sometimes, you know -- i mean, especially americans, they do not really understand much about africa. somebody will say to you, well, africans, what kind of language do you speak? for example, in africa, we speak about 2,000 different languages. david: that's a lot. aliko: that's a lot. david: so right now, one of the big problems in africa is health and you have been involved in trying to eradicate polio in nigeria, along with bill gates and his foundation. what i