course, to kill a popular prejudice, but we have 

 to deal with demonstrated facts not prejudices. 

 In the case of inhalation of cigarette smoke the 

 danger is from carbon monoxide gas and not 



m nicotine. 



When the difference of opinion amongst 

 authoritative investigators are discounted their 

 general results will be found to agree very well 

 with the general facts observed by all users of 

 tobacco. What they see is that probably 

 seventy per cent of the adult male population 

 under all conditions and circumstances use to- 

 bacco within limits of moderation. They see 

 around them men who have for many years 

 used it, and they do not observe any particular 

 harmful results in the user of tobacco compared 

 with the nonuser. Men as a rule are not more 

 nervous, more subject to heart troubles or age 

 troubles than women, who as a sex, do not use 

 tobacco. Smokers do not deny and never have 

 denied that the abuse of tobacco is harmful. 



The general view that both scientific investi- 

 gators and popular observation is able to sup- 

 port is well expressed by Clouston, who is a 

 world known authority on nervous and mental 

 disease. (See Hygiene of Mind, 3rd Ed. Lon- 

 don, 1906, p. 260.) 



"If its use is restricted to full grown men, if 

 only good tobacco is used not of too great 



192 



