It is important to speak up because it is a form of honesty. Also because some people can take advantage of you being quiet. Most people like pressurizing you when are very quiet. In class when you are quiet but know the right answer the teacher might think that you don't like speaking People would love to bully you more if you are quiet and are shy. They will trouble you a lot.
Identity negotiation refers to the processes through which people reach agreements regarding "who is who" in their relationships. Once these agreements are reached, people are expected to remain faithful to the identities they have agreed to assume.
