I'm 50% years old.
The basic concept behind this idea was the years we're given in life. Many of us believe we'll die from old age, but death can often catch people by surprise. Would you live differently knowing that you were going to die earlier in life than expected?
The life in your cigarette.
Another smoking-related piece. That cigarette could be the one to take years off your life, and you'll only figure it out the hard way.