引言根据法律的有关规定,任何知悉案件情况的人都可以作为证人,并负有出庭如实作证的义务。然而,在司法实践中,并非每个出庭作证的证人都如实作证,一方面,很多人明明了解案件的情况,但就是不愿意出庭作证;另一方面,有些人未必真的知道案件事实,却积极或勇敢地站出来为一方当事人 Introduction According to the relevant provisions of the law, anyone who knows the circumstances of a case can serve as a witness and has the obligation to give evidence in court. However, in judicial practice, not every witness who testifies testifies truthfully. On the one hand, many people clearly understand the circumstances of the case but are unwilling to testify in court; on the other hand, some people may not really know the facts of the case, but on the other hand, Actively or bravely stand up for one party