One human could simply withhold its feelings and intentions from another human by failing to audibilize or it could audibilize things that were not real. The other human would be aware only of what it heard and would change its behavior in response to a nonexistent stimulus. They called it 'lying.
People, in general, tend to project onto others their own state of mind. Well-meaning people inevitably assume other people are well meaning. People who cheat assume everyone cheats. People who deceive assume everybody deceives.
Confessions of a Whistle-Blower: Lessons Anna C. Salter. Ethics & Behavior, Volume 8, Issue 2 June 1998
After the woman left, Gran, staring out back at the Zebra Forest, said to me, 'I'm a liar, I'll admit. But I pride myself on being a really good liar. That's part of my educational philosophy, too, Annie B. Mark that down. Lesson one: If you're going to do something, make sure to do it with excellence.