Conflict between surface thoughts and unconscious mental processes is certainly common. You may not yet be able to bring your unconscious mind activity into awareness as thoughts, but it will always be reflected in the body as an emotion, and of this you can become aware. To watch an emotion in this way is basically the same as listening to or watching a thought, which I described earlier. The only difference is that, while a thought is in your head, an emotion has a strong physical component and so is primarily felt in the body. You can then allow the emotion to be there without being controlled by it. You no longer are the emotion; you are the watcher, the observing presence. If you practice this, all that is unconscious in you will be brought into the light of consciousness ...

Eckhart Tolle

from The Power of Now: A Guide to Spiritual Enlightenment