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.

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.

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.

Investigating rare diseases gives researchers more clues about how the healthy immune system functions.

Count every moment of existence as a miracle.

William McKinley was a man made to be managed.

At the very basic level all people are creators. We are all creating at every moment.

I wouldn't be your best and most marvelous friend in the galaxy if I didn’t point out there might be a few negative consequences from all…” she gazed upward and twirled her hand in the air “…this.

Being able to see an activity log of where a kid has been going on the Internet is a good thing.

Gratitude is a burden, and every burden is made to be shaken off.

I actually love working with accents. I don't know, something about it unlocks something in me. It makes me concentrate on getting into character a little more, helps me find a focus.

If you're in music just to become a big, fat rock star, then I probably don't like your music to begin with.

You've got to change with the public's taste.

I came in ["MADtv"] kind of late in the season. Some of the producers didn't want me but the network did. It was all (messed up) from the beginning.