Dreams have wings and there are no limits of its flight. It takes you to the world of fantasy. It brings a measure of quiet to a disturbed mind. It helps the heart to unwind. It helps to perk you up, if you're upset.
So, don't hesitate. Dare to dream. Extract the best because to fulfill your dreams you need to dream.
Nothing costs to dream. It gives a target in life. It brings a ray of hope that someday, dream will come true.