The injurious agent in ...

The injurious agent in cigarettes comes principally from the burning paper wrapper. The substance thereby formed is called \
The injurious agent in cigarettes comes principally from the burning paper wrapper. The substance thereby formed is called "acrolein." It has a violent action on the nerve centers, producing degeneration of the cells of the brain, which is quite rapid among boys. Unlike most narcotics, this degeneration is permanent and uncontrollable. I employ no person who smokes cigarettes.
 Thomas A. Edison

Quotes from the same author

The memory of my mother will always be a blessing to me.
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 Thomas A. Edison
My mother was the making of me.
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 Thomas A. Edison
My mother was the making of me. She was so true and so sure of me, I felt that I had someone to live for - someone I must not disappoint. The memory of my mother will always be a blessing to me.
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 Thomas A. Edison
I am long on ideas, but short on time. I expect to live to be only about a hundred.
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 Thomas A. Edison
There will one day spring from the brain of science a machine or force so fearful in its potentialities, so absolutely terrifying, that even man, the fighter, who will dare torture and death in order to inflict torture and death, will be appalled, and so abandon war forever.
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 Thomas A. Edison