1、a friend in need is a friend indeed.在你最需要时出现 朋友上一真正的朋友。
2、a father is a treasure, a brother is a comfort, but a friend is both.父亲是财富，兄弟是安慰，朋友兼而有之。
3、a frie nd is a second self.朋友是另一个我。
4、be slow in choosing a friend; slower in changing.选择朋友要审慎，摒弃更要审又慎。
5、a friend exaggerates a mans virtue, an enemy his crimes.朋友宣扬人的美德，敌人夸大人的罪过。
6、a friend is best found in adversity.患难见真友。
7、one tree does not make a forest.独木不成林。
8、to find friendship offer friendship.以友谊换友谊。
9、a man is known by his friends.什么人交什么朋友。
10、life without a friend is death without a witness.没有朋友的生活等于孤独一人死去。
11、a friend is never known till a man has need.不到患难时，永远不能认识真正的朋友。
12、 there is no friend so faithful as a good book. 最忠实的朋友莫过于一本好书
13、 friends are like wine; the older, the better.朋友象酒,越久越淳.
14、 the best mirror is an old friend.最好的镜子是老朋友.
15、 he who mistrusts most should be trusted least. 最不信任别人的人最不应该得到信任。
