You're the only one who will know that.
I will decode some more for you, maybe to help build a bit more of the picture:-

To dream that you are an athlete suggests that you have pushed yourself to the limits. You have achieved something which you thought you could not do. Just be careful not to overextend yourself.

To see angels in your dream symbolize goodness, purity, protection, comfort and consolation. Pay careful attention to the message that the angels are trying to convey. These messages serve as a guide toward greater fulfillment and happiness. Alternatively, it signifies an unusual disturbance in your soul.

To dream that you are an alien symbolizes the undiscovered part of yourself. Your manifestation as an alien may be your way of "escaping" from reality. Dreams of this nature also symbolize your outlandish ideas and your wild imagination.

To see the president of your country in your dream symbolizes authority, power and control. Your own personal views and opinions of the president and their actions will also play strongly in the significance of this dream.

To dream that you are running for president signifies your quest for power. You have set high goals for yourself. Alternatively, the dream indicates your belief that you can do a better job if you were in charge of things. You have a lot of confidence in your abilities.

To see or dream that you are a dictator suggests that you need to be more flexible and open-minded in your thinking and in your decision making. You are being too controlling. The dream dictator may also symbolize an over controlling father or father figure.

To dream that you are in a classroom indicates that you are learning an important life lesson. Alternatively, it symbolizes personal growth. You are learning something about yourself.