If, in dreams, you hear your own voice echo everything, it indicates that you should try not to preach, if not by example. Otherwise, all your actions, for better or worse, will end up impacting you in some way.
To dream that you hear an echo means foreign news. But if the dreamer herself produces it the dream is an omen of slander.... The Big Dictionary of Dreams
Any dream with the moon or moonlight in it relates to the feminine aspect of the life force energy.
The moon is a very powerful symbol, just as it is an enormous energetic force in our daily life on Earth. As the heavenly counterpart to the masculine energy of the sun, the moon represents the feminine aspects of life.
The primary essence of the moon is its constant changeability. In this regard, the moon symbolizes the ephemeral quality of life and all of the different cycles that human beings experience.
If the moon plays a prominent role in your dream, your interpretation should begin with the notion that change is afoot.
A distinction should be made about how the moon appears in your dream.
If the moon itself is visible to you in the skyscape of your dream, then you are looking at the source of emotional power.
If your dream illuminates the light of the moon itself as it falls upon Earth, then you are dreaming of the effect or impact of the moon’s magic.
If your dream actually takes place on the moon, then you are literally visiting the seat of your unconscious directly; such a dream should be considered as a very deliberate snapshot of your current experience of how the invisible side of life is impacting the visible.
The emotional side of life is represented by the moon. This includes all that is changeable and all that responds to the ebb and flow of life. Because of its unquestionable universality to the human race, the moon in dreams should be considered with very broad strokes of interpretation.... Complete Dictionary of Dreams