In the human lung, there are millions of air foils, just like aeroplane wings, which facilitate normal breathing.

My daddy was a World War I pilot, and I just wanted to be able to fly like he did.

Access by kids to the Internet should be like kids breathing clean air.

I work as if I were going to be the next person to need a respirator. I share in the benefits I bestow on others, and my work has enriched my life.

The air of ideas is the only air worth breathing.

We got some binding to the human lung cell, but it wasn't dramatic.