a friend is easier lost than found
得朋友難，失朋友易。
a friend in need is a friend indeed.
患難見真情。
a friend is never known till a man has need.
需要之時方知友。
a friend without faults will never be found.
沒有十全十美的朋友。
between friends all is common.
朋友之間不分彼此。
he is a good friend that speaks well of us behind our backs.
背後說好話，才是真朋友。
life without a friend is death.
沒有朋友，雖生猶死。
misfortune tests the sincerity of friends.
患難見真情。
old friends and old wines are best.
陳酒味醇，老友情深。
a friend's frown is better than a fool's smile.
朋友對你皺眉,勝過傻瓜對你微笑.
a friennd in word is never friend of mine.
口頭上的朋友決不是朋友.
a good book is the best of friends, the same today and for ever.
好書如好友,友情永不渝.
a good friend is my nearest relation.
好友即至親.
a good man terminates a friendship with out rancour.
君子絕交不記仇.
a hedge between keeps friendship green.
君子之交淡如水.
a near friend is better than a far-dwelling kinsman.
遠親不如近友.
a real friend never gets in your way, unless you happen to be on the way down.
真正的朋友絕不會擋住你的去路,除非在你走下坡路時.
all are not friends that speak us fait.
當面說好話的並不都是朋友.
all theory, dear friend,is grey; but the precious tree of life is green.
親愛的朋友,所有的理論都是灰色的;而寶貴的生活之樹卻是綠色的.
an open enemy is better than a hollow friend.
寧有公開的敵人,不要虛偽朋友.
animals are such agreeable friends-they ask no questions,they pass no criticisms.
動物是極容易相處的朋友，它們從不提問，也從不會批評。
as devotion unites lovers so perfidy estranges friends.
at need one sees who his friend is.
處於困境時可以看出誰是自己的朋友.
be slow in choosing a friend, slower in changing.
選擇朋友要慢,換朋友更要慢.
before friends all is common.
朋友之間應不分彼此.