most of the people are known with this word.those are unknown they should try to search about this keyword.this is the best word simply explain that learn about own life.we are human being and we are the best of all creation.so we have huge ability to do something.after all we have more people accepting the failure in their life.in our life we have to know in which i will do better.we should find out the best ability we have.there are some people those have the dream they can see after sleep and some can see the dream with their open eyes.those have the dream of open eyes they will get their goal.they are actually those people trying to invent them inside.we should find our own.if we are not doing then it is not a proper use of life