How to win an argument: Mean what you say, but don't say it mean

With the United States elections scheduled today, and the two candidates unable to debate an issue without getting into a messy altercation, what hope is there for the rest of us? Mike McGrath-Bryan talks to some relationship experts on how to argue properly

Dealing with disagreements can be difficult, but there are tips and tricks to help you to argue effectively. 

The only way to win an argument is to avoid it.

Well, that's according to Dale Carnegie — and his self-help book, How to Win Friends and Influence People, has sold more than 30 million copies so he might just have a point.