Forrest Morton Birdwas an American aviator, inventor, and biomedical engineer. He is best known for having created some of the first reliable mass-produced mechanical ventilators for acute and chronic cardiopulmonary care... (wikipedia)
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.
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.