If the priest standing at an altar dreamed you, then you should be ready to troubles which expect you both in affairs, and in family. The dream in which you see a wedding ceremony, predicts possible troubles at your friends. If in a dream you consider an altar and see everything to the smallest details, then in reality you risk to make a mistake what you will bitterly regret.
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.