U.S. President Harry S. Truman once said, " A pessimist is one who makes difficulties of his opportunities and an optimist is one who makes opportunities of his difficulties."
Which do you think will reach their goals, live a happy life, and achieve their dreams?
Imagine interviewing two people who have identical skills, but one is always grumbling about how unfair life can be, while the other one talks about what wonderful possibilities exist. Who would you want to hire? Whom do you think would do a better job?