Book Review: According to the Gallup Organization, negativity can cost the US economy about 240 to 300 billion dollars a year. The estimate is conservative since it doesn’t take into account the the ripple effect of complaining and negativity.
Ninety percent of doctor visits are stress related according to the Center for Disease, Control and Prevention, and the #1 cause of office stress is coworkers and their complaining according to truejobs.com.
Negative Attitude
A study found that negative employees can scare off every customers they speak with for good (“How Full is Your Bucket” by Tom Rath). Too many negative interactions compared to positive interactions at work can decrease the productivity. Negativity affects morale, performance and productivity. One negative employee can create a miserable environment for everyone else.
Source: All of this information and facts can be found in a book called “The No Complaining Rule – Positive Ways to Deal with Negativity at Work” by Jon Gordon
What are the best ways to deal with negative comments or complaining at work?
Gary Ray's Blog 
Simply direct the negative person’s attention to the exploding masses of the homeless and unemployed.
You may have the ingredients for a popular book with the father-son combination. The highly successful professional leader (son) offers sharp insights while the wise everyman (father) adds color with his clear thinking examples that everyone can understand.
Sometimes you have to step out and go for that dream.