4 points ·
Well, for one, they know they're lying but they don't care. It's a tactical advantage for them to lie because a lot of people aren't going to know.
If you're pretty smart, imagine being drunk. All the time. Just moderately sloshed. That's what I think it's like for an average , kind of stupid , person. Poor memory, surges of emotions, incoherent thought. And they can't ever sober up.