If you wish to enhance your effectiveness as a persuasive speaker — at home, at work, even with friends — attempt to become more expressive in your u… - Joe Navarro

When we speak, we naturally utilize various parts of our body — such as the eyebrows, head, hands, arms, torso, legs, and feet — to emphasize a point about which we feel deeply or emotionally. Observing emphasis is important because emphasis is universal when people are being genuine.

I have come to realize that there are two principal things we should look for and focus on: comfort and discomfort. [...] Learning to read comfort and discomfort cues (behaviors) in others accurately will help you decipher what their bodies and minds are truly saying.

One of the most important observations you can make in relation to the hands is noticing when they go dormant. When the hands stop illustrating and emphasizing, it is usually a clue to a change in brain activity (perhaps because of a lack of commitment) and is cause for heightened awareness and assessment.