the author says that four obstacles stand in the way of a person who tries to live his or her dream. What are these obstacles?

- people are discouraged from achieving the "impossible"

-Love can stand in the way of achieving a dream. People who are afraid to hurt loved ones may impede their journey.

-Fear of the unknown, defeats that will be encountered along the way.

-The fear of actually accomplishing your dream. What then is there left to do?