why do we lie?

”One percent of people will always be honest and never steal. Another 1% will always be dishonest and always try to pick your lock and steal your television; locks won’t do much to protect you from the hardened thieves, who can get into your house if they really want to. The purpose of locks, the locksmith said, is to protect you from the 98% of mostly honest people who might be tempted to try your door if it had no lock.”

To know more about this story and why we lie and when; The online article.

The authors state that the potential money gain and probability of being caught do not influence if we lie or not! That is counter intuitive