hout nicotine floating around their brains. When the smoker misses that cigarette that "artificially" helped calm him down by sending nicotine to the brain for 20 or 40 years, the brain screams out for more of the "good" nicotine feeling. Addiction to nicotine is caused by the brain wanting to "feel good" all the time. "Smoking is one of the human races' more curious and inconsistent habits." (Schmitz 19) The character of addiction is that each substance is likely to be because of abuse. Each substance
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