Nunchi
', sometimes ' (), is a Korean concept signifying the subtle art and ability to listen and gauge others' moods. It first appears in the 17th century as ( in ), meaning "eye force/power". In Western culture, could be described as the concept of emotional intelligence. It is of central importance to the dynamics of interpersonal relationships. is literally translated as "eye-measure". is closely related to the broader concept of paralanguage but also relies on an understanding of one's status relative to the person with whom they are interacting. It can be seen as the embodiment of skills necessary to communicate  effectively in high context culture. The concept of , and one's abundance or lack thereof, forms the basis of many common expressions and idioms. For example, a socially clumsy person can be described as (), meaning "absence of ". In Korea, personal relations frequently take precedence over business. In order to be successful, it is vital to establish good, personal relationships based on mutual trust and benefit. Koreans judge this by to get a basic understanding of the individual they just met. Korean business culture is firmly grounded in respectful rapport and in order to establish this, it is essential to have  the right introduction to approach the company. Koreans will use to make sure the right approach is being used, often through a mutual friend or acquaintance at the appropriate level. Koreans spend a significant amount of time developing and fostering personal contacts. Therefore, time should be allocated for this process, particularly during the first meeting, which is frequently used to simply establish rapport and build trust. The phrase () refers to someone who is quick-witted, can understand the situation quickly, or has common sense. Another way to say this is (), "to have quick ".