1、one tree does not make a forest.独木不成林。
2、a frie nd is a second self.朋友是另一个我。
3、a friend is best found in adversity.患难见真友。
4、a man is known by his friends.什么人交什么朋友。
5、to find friendship offer friendship.以友谊换友谊。
6、the best mirror is an old friend.最好的镜子是老朋友.
7、friends are like wine; the older， the better.朋友象酒，越久越淳.
8、there is no friend so faithful as a good book. 最忠实的朋友莫过于一本好书
9、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。
10、be slow in choosing a friend; slower in changing.选择朋友要审慎，摒弃更要审又慎。
11、life without a friend is death without a witness.没有朋友的生活等于孤独一人死去。
12、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。
13、he who mistrusts most should be trusted least. 最不信任别人的人最不应该得到信任。
14、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。
15、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。
