1.A life without a friend is a life without a sun.
人生在世无朋友，犹如生活无太阳。
2.A friend in need is a friend indeed.
患难见真交。
3.To preserve a friend three things are required: to honor him present, praise him absent, and assist him in his necessities.
维持友谊需要三点∶当面尊重他，背后赞扬他，需要时帮助他。
4.When a friend asks, there is no tomorrow.
朋友的要求不要拖。
5.A bosom friend afar brings distant land near.
海内存知己，天涯若比邻。
6.Admonish your friends in private, praise them in public.
在私底下要忠告你的朋友，在公开场合又表扬你的朋友。
7.A good book is a best friend who never turns his back upon us.
一本好书，莫逆之交。
8.Between friends all is common.
朋友之间不分彼此。
9.Friendship cannot stand always on one side.
来而不往非礼也。
10.Friendship is love with understanding.
友谊是爱加上谅解。
11.Friendship multiplies joys and divides griefs.
友谊可以增添欢乐，可以分担忧愁。
12.Friendship ---- one soul in two bodies.
友谊是两人一条心。
13.Friendship the older it grows the stronger it is.
友谊地久天长。
14.He is rich enough who has true friends.
有真朋友的人是富翁。
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