Bill Gates

“Philanthropy should be voluntary.”

“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.”

“Some very poor countries run great vaccination systems, and some richer ones run terrible programs.”

“Most poor people live in the poorest countries.”

“The protestor I think will speak up for the world's poorest.”

“Treatment without prevention is simply unsustainable.”

“I think any statement about stock prices is always suspect unless it's made by Warren Buffett.”

“We should all grow our own food and do our own waste processing, we really should.”

“There certainly is a case to be made that taxes should be more progressive.”

“The typical project design time for a large company like IBM - and they keep track of this - is a little over four years.”

“It's hard to improve public education - that's clear.”

“My wife thinks she's better than me at puzzles. I haven't given in on that one yet.”

“With tech companies, whoever's the leader is always questioned, you know. They say, 'Is this the end of them?' And - there's more - more times people think that's the case than it really is...”

“I'm sorry that we have to have a Washington presence. We thrived during our first 16 years without any of this. I never made a political visit to Washington and we had no people here. It was...”

“Eventually, all companies are replaced.”

“Skype actually does get a fair bit of revenue.”

“People should just buy a CD and rip it. You are legal then.”

“Well private money can take risks in a way that government money often isn't willing to.”

“Nobody spends any money on smallpox unless they worry about a bio-terrorist recreating it.”

“I get more spam than anyone I know.”