You dont have to vaccinate every man, woman and child in the country if you have a couple of cases of smallpox cropping up.

When I was a child, there were not that many vaccines. I was vaccinated for polio. I actually got measles as a child. I got pertussis, whooping cough. I remember that very well.

Previous efforts to eradicate malaria failed for several reasons, including political instability and technical challenges in delivering resources, especially in certain countries in Africa.

The immune systems goal is to protect the body against invaders either from without, such as microbes, or from within, such as cancers and different types of neoplastic transformation.

One of the by-products of being a perfectionist and constantly trying to improve myself are sobering feelings of low-grade anxiety and a nagging sense of inadequacy This anxiety keeps me humble.

We feel confident that there won't be an outbreak.

I think, collectively, we should be paying more attention to what is going on around us in the world among people who dont have the advantages that we have.

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

Today we know the best way to prevent the spread of Ebola infection is through public health measures.

There has been treatment for hepatitis C, but the treatment has not been overwhelmingly effective, number 1. And number 2, it has had considerable toxicity.

Although it is still important to develop an HIV vaccine, we have significant tools already at our disposal that can make a major impact on the trajectory of this epidemic.

A man must learn from his own mistakes, to be what he wishes to be.

I want in your life, Elle. All the way in.

There must not be any single person in the world whom you should allow to rent a portion of your heart. Don't hold grudge. Forgive and move on...

My loathings are simple: stupidity, oppression, crime, cruelty, soft music.

Liberty is about our rights to question everything.

Your own nature is pure, spotless, and pristine. Through association we drag ourselves down or we can raise ourselves up.

One of the best ways of becoming an effective parent—or, for that matter, an effective human being—is to understand the perceptions of other people, to be able to “get into their world.

Know your gifts and share them.

I like melodrama because it is situated just at the meeting point between life and theater.

Giving calls for genius.