Even if I asked them to imagine that a pill had been invented to slow aging down by one-half, allowing a person who is, say, 60 years old to have the body of a 30-year-old, only about 10 percent of audiences switched to favoring a life span of 150 years.
Bring it on. If you can double my lifespan, I can do twice as much good.
Bring it on. If you can double my lifespan, I can do twice as much good.