They represent hard work and effort. Often, they may indicate a loss of sensitivity. Perhaps, it is time to pay more attention to your emotional life.
Our brain can remember loads of images we see everyday. These images are stored by a part of the brain. When we are reminded of the incident or the person, our brain reproduces these related thoughts in the form of images. Some people with extra sensory perception experience dreams about future. They can predict the future through their dreams. To experience a pleasant dream, always go to sleep with positive thoughts. These thoughts not only induce good dreams but also give you a fresh start in the morning.