How do you know when you've met a pathological liar?

Typically, you won't know unless you have spent a great deal of time with them and/or interact with them on a regular basis.

Pathological liars have spent a lifetime honing their "skill".

~Dr. B.~

They spend a lot of time on Yahoo! Answers

They don't use contractions ex: I did not drive your car.

They look to the top left corner of their sight.

(when you look to the right of your vision you're remembering ;3

To gillian gauthier: What if their left handed?