People who have similar interests or personalities tend to be friends.
有相似兴趣或性格的人往往会成为朋友。 (you xiangsi xingqu huo xingge de ren wangwang hui chengwei pengyou)
"John and Mike are always together; well, birds of a feather flock together."
"约翰和迈克总是在一起；俗话说，物以类聚，人以群分。" (yuehan he maike zongshi zai yiqi; suhua shuo, wu yi lei ju ren yi qun fen)
to organize by separating what is needed from what is not
to become fit through exercise
a crucial test that proves the value or success of something
to make difficult decisions in challenging situations
to show disapproval by leaving or not participating
to say something clearly and directly
