The measure of your ability to exploit others mental weaknesses and shortcomings.
0: You can sometimes lie and get away with it.
1: You can be clever when you need to be.
2: The skill of very blatantly lying to someone's face.
3: The more subtle art of planting the seeds..
4: You have them eating our of the palm of your hand.
5: With a little nudge, they will do whatever you like.
6: They will do whatever you want, friend or foe, and likely not even realize it was your idea to begin with.