People are very creative, our imagination is the key to a fast developing of our kind. Our improvements have been constantly changing the world, have influence on things and creatures which surronds us and in the end the creativity has an influence on ourselves. There are many inventions which had changed the history of humanity, the one which is the most important is fire. A warm flame in the dark cave gave the men kind light, heat and preservation from predators, it supported them in meal preparation and in chaesing animals and according to the latest analysis it had a great influence on our brain and process of thinking.