There are a lot of people just using the quick relievers now. If those are not available, that could be a very serious problem.

Anything that can give us a clue about survival is important. Like many other things of this kind, we hope it just opens the door to new research.

There is an ongoing discussion of whether this should be used across the board as an effective way of screening for cancer.

It's worthy of scientific study. I can tell you none have been planned. But it is tobacco.And all tobacco contains any number of chemicals that are harmful.

We're gambling with other things in the environment or genes or both, ... The fact that Jennings smoked for a long period of time increased his risk of getting lung cancer. How much that risk was dissipated by stopping for 20 years I don't know, but it was obviously not entirely.

Psychological treatment often has a stigma. [People think] you have to be abnormal to get this treatment. Especially when you already feel that something is wrong with your head. We wanted something a bit more appealing.