When you're dealing with a very sick person and you're doing something to them, an intervention, be it a procedure or a medication, safety is critical.

You can have an epidemic in a state. You can have it in a region. You can have it in a country where the critical level of disease passes a certain threshold, and we call that an 'epidemic threshold.'

It is now widely recognized that any attempt at malaria eradication must be a long-term commitment that involves multiple interventions, disciplines, strategies and organizations.

The world is a place that is so interconnected that what happens in another part of the world will impact us.

Access to high-quality education is way too limited. The United States has the world's most admirable higher education system, and yet it is very restrictive. It's so hard to get into. I never got into it as a student.

I've started to see records as just a snapshot, a portrait of where you were at at that time. And if you're comfortable with that, sometimes it's like an old high school year book picture - it makes you blush a little bit, but you gotta learn to really appreciate each stage of your life and where you're at.

I can't explain something I saw on holiday on Holy Island when I was about nine years old, but do you know what, it could have been my PE teacher dressed in a monk's habit. I have no idea. I'm not a ghost person... it doesn't mean there aren't unexplained things; I just don't think they're ghosts.

May this plain statement of facts prevail on the friends of the rising generation to interpose for their welfare; that the education of children may no longer be to parent and master a lottery, in which the prizes bear no proportion to the enormous number of blanks.