A poor liar usually exposes himself by looking too long at the victim, since he believes in the false idea that to look straight in the eye is a sign of honest communication.Quite the contrary.

• 说谎的人在受害者长时间盯着他后就会自我暴露，因为他相信虚伪的想法在正直地眼神的交流中会暴露出来。