“Not smoking enough will cause lung cancer! If anybody is getting a cancerous activity in the lung, the probabilities are that it's radiation dosage coupled with the fact that he smokes. And what it does is start to run out the radiation dosage, don't you see.”
Saint Hill Special Briefing Course 35 (19 July 1961).
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L. Ron Hubbard 85
American science fiction author, philosopher, cult leader, … 1911–1986Related quotes

“My lungs are thick with the smoke of your absence.”
Source: Where Water Comes Together with Other Water: Poems

“Something in her eyes
Must be the smoke in my lungs.”
Clean Up Before She Comes.
Song lyrics, Posthumously released (post-1994)

“The smoke from burning marijuana contains many more cancer-causing substances than tobacco.”
Taped statement (August 1979); Reagan is on record as opposing legalization of Marijuana: "I also want to applaud you for helping the people of Oregon fight a misguided minority that would legalize marijuana. That would be the worst possible message to send to our young people." Speech http://www.reagan.utexas.edu/archives/speeches/1986/073086a.htm (30 July 1986); Reagan's son Michael has disputed the fervor of his opposition: "Of course Dad was for legalization. … He wasn't crazy, he didn't want his kids in jail!"
"Reagan's Marijuana Comments Cause Stir" (11 May 2002) http://www.newsmax.com/archives/articles/2002/5/11/12343.shtml
1970s
Context: The smoke from burning marijuana contains many more cancer-causing substances than tobacco. And if that isn’t enough it leads to bronchitis and emphysema. If adults want to take such chances that is their business. But surely the communications media … should let four million youngsters know what they are risking.

“I just have an allergic reaction to lung cancer. Gives me tumors.”
Source: The Astonishing Adventures of Fanboy and Goth Girl

As quoted in The Journal of NIH Research (1990), 2, 30
General sources

“She blew more smoke toward me, a lazy game of cancer catch.”
Source: Gone Girl