4 common sentences that may get you labeled as the workplace whiner

Most of us have worked with a human rain cloud at some point - someone who just couldn't stop complaining about everything in the office.

Workplace whiners are no fun to be around.

People who are confronted with complainers typically want to walk away, but that's often "difficult in today's team-based workplace, where many people work closely in groups," Sue Shellenbarger writes in the Wall Street Journal.

So, do everyone a favor. Even if you're having a bad day, avoid subjecting your coworkers to your constant negative attitude. Instead of complaining, take matters into your own hands and make a change.

With that in mind, here are four complaints you should probably avoid bringing up with your colleagues: