If you're taking care of your family and society and are comfortable you can start to think about helping those most in need globally. That's how we became engaged in those things.

Another trick in software is to avoid rewriting the software by using a piece that's already been written, so called component approach which the latest term for this in the most advanced form is what's called Object Oriented Programming.

Now we've got that [children's death rate] down to about 5 percent, so we've more than cut it in half, and that's because we're getting vaccines out, economic improvement also helps there, but the vaccines are why we've seen an acceleration in getting that down.

Most people overestimate what they can do in one year and underestimate what they can do in ten years.

We need a malaria epidemic in the blogging community! Either that or we need people who have seen the malaria epidemic to start blogging.

Money has no utility to me beyond a certain point.

During the past two centuries, innovation has more than doubled our life span and given us cheap energy and more food. If we project what the world will be like 10 years from now without continuing innovation in health, energy or food, the picture is dark.