Call it peer pressure, or call it a pack mentality.

这种心理就叫“同辈压力”，也叫“从众心理”。

This can lead to a pack mentality, a situation where everyone thinks the same.

这会导致一种群体心理，一种每个人都有相同想法的情况。

People caught up in a pack mentality do not think for themselves and can make bad decisions.

陷入群体心理的人不会独立思考，可能会做出错误的决定。