"One of the frightening conclusions we have is that what separates honest people from not-honest people is not necessarily character, it's opportunity," he said.

These small lies are quite common. When we lie, it's not always a conscious or rational choice. We want to lie and we want to benefit from our lying, but we want to be able to look in the mirror and see ourselves as good, honest people. We might go a little too fast on the highway, or pocket extra change at a gas station, but we're still mostly honest... right?"