He stated that children between the ages of three and seven could acquire any language better than an adult. For a long time I was convinced that the reason I couldn't learn English well enough was the age barrier. However, this is just a theory and is called the Critical Period Hypothesis. Based on the key concept of the Critical Period hypothesis, the only advantage between a child and an adult is the motivation to acquire language. An adult would feel more pressured to acquire a language quickly than a child who would feel less pressured to do so. The difference lies in the teaching method by two different teachers who teach with two different approaches. Language can be acquired using the basic principle of BICS: first by listening and then by imitating the language. Learning the accent of another language can be more difficult for adults to acquire because their mind is almost reaching a state of maturity, in which the brain may become complacent or accustomed to the accent of the first language. Therefore, it may be difficult to acquire another accent as an adult. The real advantage across age differences is a child's ability to pick up the accent of a language better than an adult, because he spends most of his time listening to his caregivers. It may be harder for an adult to spend all their time listening to their teacher without investing