a friend to everybody is a friend to nobody.
廣交友，無深交。
a friend without faults will never be found.
沒有缺點的朋友是永遠找不到的。
he that has a full purse never wants a friend.
只要袋裡有，不愁沒朋友。
life without a friend is death without a witness.
在世無朋友，死後無證人。
to preserve a friend three things are required: to honour him present, praise him absent, and assist him in his necessities.
維持友誼需要三點∶當面尊重他，背後讚揚他，需要時幫助他。
we can live without a brother, but not without a friend.
我們生活中可以沒有兄弟，但不能沒有朋友。
without a friend the world is a wilderness.
沒有朋友，世界就等於一片荒野。
a bosom friend afar brings distant land near.
海記憶體知己，天涯若比鄰。
admonish your friends in private, praise them in public.
在私底下要忠告你的朋友，在公開場合要表揚你的朋友。
an empty purse frightens many friends.
囊中無分文，親友不上門。
a ready way to lose friend is to lend him money.
失友皆從借錢起。
a thousand friends are few, one enemy is too many.
朋友千人尚覺少，仇敵一人猶嫌多。
a true friend is known in the day of adversity.
疾風知勁草，患難見真情。
a true friend is one soul in two bodies.
真正的朋友好似兩個身子長著一顆心。
better an open enemy than a false friend.
明槍易躲，暗箭難防。
between friends all is common.
朋友之間不分彼此。
books, like friends, should be few and well chosen.
書籍如朋友，應該少而精。
friendship cannot stand always on one side.
來而不往非禮也。
friendship the older it grows the stronger it is.
友誼地久天長。
friends must part.
天下無不散之筵席。
a life without a friend is a life without a sun.
人生在世無朋友，猶如生活無太陽。
be slow in choosing a friend; slower in changing.
選擇朋友要審慎，摒棄更要審又慎。
a friend in need is a friend indeed.
患難見真交。
a father is a treasure, a brother is a comfort, but a friend is both.
父親是財富，兄弟是安慰，朋友兼而有之。
a friend exaggerates a man"s virtue, an enemy his crimes.
朋友宣揚人的美德，敵人誇大人的罪過。
a friend in court is better than a penny in purse.
囊中有錢，不如朝中有友。
a friend is a second self.
朋友是另一個我。
a friend is best found in adversity.
患難見真友。