All limits only in our head and only we can destroy them.
Have a goal is the most important thing, which motivate us and give opportunity to be better and improve yourself. Each morning I wake up with many thoughts in my mind but it is important to assemble it and decide what is important and which of them can help you achieve the main goal. Only if we can think, analyze and understand what we want, we can be success. I believe that all our thoughts are material, and all what we dream about can come true but only if we will be patient. All in all its not hard to change your life or achieve something you just need to want this and act)