Nuclear Scientist and President A.P.J Abdul Kalam said_
"Dream is not that which you see while sleeping it is something that does not let you sleep."
Dream is the thing which can make our life.
Everyone must set a dream to be succeed in life.
Dream is the thing which keeps us alive.
Dream is our inspiration.
Source
Hard working is the most important thing in our life. None can archive the success without hard work. To do hard work we must set a target.
We must have a dream and we must try to make the dream come true.