(2) Smoking may be a symptom of anxiety, and this may be the point of the dream. Smoking may also be a substitute form of selfgratification - in which case you need to ask which of your basic needs (e.g. love, sex, recognition or fulfilment in work) is not being satisfied, and why.
(3) A cigar or cigarette may be a sexual (penis) symbol. (Freud acknowledged that his voracious cigar-smoking was possibly a substitute for masturbation.) (On compensation) [1]
A harmful influence that is not necessary.
A worthless tool. [3]
