If in a dream you smoke a cigarette, then in reality you will need to make a lot of efforts for achievement of a goal. If dreamed you that you cannot light up a cigarette in any way, then in real life you experience difficulties in communication with an opposite sex. Dreams about cigarettes often dream people who decided to leave off smoking. In this case the cigarette simply means that you not up to the end gave up a habit which deeply sat down at your subconsciousness.
Be sure and keep any other thoughts out of your mind before drifting to sleep as a cluttered mind can decrease the chances that you will remember your dreams upon waking. Also, focusing on remembering your dreams upon waking in the morning is another very important thing. This sounds very easy, but is often hard for some to do. Interpret a dream by "dictionary dream of interpretation"
When you very first wake up, simply think about your dreams. Don't allow your mind to drift off to other things, just lay there and think about the things you dreamt about the night before - dictionary dream meaning.