Your Consciousness is the part of your mind that is focus on itself and notice the things that your brain process and ruminant on. In simple term your consciousness becomes your reality, it is what we focus on that will multiply and determine everything else in our life.
But it so unfortunate that most people tend to focus and dwell on negativity instead of positivity, they see everything that is wrong in every situation and they hardly see good in others but See's fault all around them. It so hard for people living like that to achieve success in life because of the fault in there thinking, success is first from the mind and it takes a optimistic approach to life to attain success.
People that are optimistic about life are able to move ahead despite all obstacles in there part,Two people might be in the same situation or circumstance but what really matter is the way they approach the circumstances, A fellow that is optimistic will find a solution in a problem while a pessimistic guy will likely be overwhelmed and won't see a way out.