Body language maintain a certain amount of physical space between the other person. Tone of voice is a combination of spoken language and body language. The manner in which something is said can affect how it should be interpreted. Shouting, smiling, irony and so on may add a layer of meaning which is neither pure body language nor speech. Human communication is extremely complex and one must look at the whole in order to make any determination as to the attitudes being expressed. Body language is a major contributor to the attitude a person conveys to others. Albert Mehrabian maintains that during
Body language indicative of a person's mood and state of mind; because of this, the relationship between body language and breathing is often considered in contexts such as business meetings and presentations. Generally, deeper breathing which uses the diaphragm and abdomen more is interpreted as conveying a relaxed and confident impression; by contrast, shallow, excessively rapid breathing is often interpreted as conveying a more nervous or anxious impression. Some business advisers, such as those who promote neuro-linguistic programming, recommend mirroring a person's breathing pattern in order to convey an impression of mutual understanding. Covering one’s mouth suggests suppression of feeling and perhaps