Whatever we want in our life our mind help us to achieve that by finding solution within itself. So we have to change our mindset if it thinks in a wrong way. Rich people mentality think like these, "how can I afford that, how can I do that?" Where poor mentally thinks that, "I can't afford that" by this sentence you are stopping your mind process. You stop yourself to think bigger. Let your mind to find solutions and answers. Don't stop it by saying these poor sentence.