For rapid diagnosis of the nature of perfect modern method of "seven radicals." It has a shortened version, and everything else, is widely used by professionals of various intelligence agencies. It will be enough just to learn the 7 basic character types (radicals) and look for in a man is most clearly expressed.
It is necessary to observe the behavior of the young man, then it will be easy to identify, such character traits as passive or active, closed or open, optimism or gloom and anxiety, discipline or negligence. Personality and interacts constantly shows some of his qualities in society.
In addition, it should also analyze features of appearance (hairstyle, fashion, accessories) and physique. A lot of information can be gleaned by studying the private space of the person (design a study, car, apartment, etc.), motor activity (gestures, posture, gait, facial expressions, speech, etc.). It is important to remember that the nature of Man is manifested in every detail.
Be sure to maintain a dialogue with the person: ask to tell any stories of life or an episode of a favorite book, if he malorazgovorchiv. It is important to pay attention to what he says, or restrained enthusiasm. If possible, it is useful to look at the writing: how much space it takes up on the sheet, drawing squiggles whether compliance by the field. In general, it is necessary to collect a variety of information, because the conclusions are more reliable and easier to be prepared than it will be more.