Lying . We all do it almost daily, though in varying degrees. Some of us have made a habit of lying through our teeth, while others are masters in the art of little white lies that often go unnoticed. Whatever one's propensity for lying, we can usually detect lies through certain verbal and non-verbal cues, some of which I elaborate on below: 1. Eye contact : If a person is having a hard time maintaining eye contact while talking to you, it usually means they're hiding something. For example, let's say the person you're chatting with routinely looks at the floor or ceiling during the conversation. Yes, this can be indicative of sheer boredom or a lack of self-confidence, but in most cases, it signals that the individual can't deliver his or her words with conviction. Instead, he or she is displaying the kind of sheepishness characteristic of a person caught in a lie -- or about to be caught in one. 2. Speech patterns : When someone is lying, they're more...