A faithful friend is hard to find. 益友难得。
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。A friend exaggerates a man's virtue, an enemy hiscrimes. 朋友宣扬人的美德，敌人夸大人的罪过。
A friend in court is better than a penny in purse.曩中有钱，不如朝中有友。
A friend in need is a friend indeed. 患难朋友才是真朋友。A friend is a second self. 朋友是另一个我。A friend is best found in adversity. 患难见真友。
A friend is never known till a man have need.不到患难时，永远不能认识真正的朋友。
A friend is not so soon gotten as lost. 交友慢，失友快。A friend to every body is a friend to nobody. 广交友，无深交。A friend without faults will never be found.没有缺点的朋友是永远找不到的。
A good friend is my nearest relation. 良友如近亲。
Set great store by friendship. 情意重千斤。Between friends all is common. 朋友之间不分彼此。Old friends and old wine are best. 陈酒味醇， 老友情深。The friendship of a gentleman is insipid as water. 君子之交淡如水。
A bosom friend afar brings a distant land near. 海内存知己， 天涯若比邻。
Most men's friendships are too inarticulate. 人的友谊是无法言喻的。Friendship is like a plant of slow growth. 友谊像生长着的植物， 是慢慢地建立起来的。
A good book is the best of friends, the same today and forever. 好书如挚友， 情谊永不渝。
A man knows his companion in a long journey and a little inn. 路遥知马力， 日久见人心。I like a simple friend, who holds my faults like a looking glass before my face.我喜欢这样的.朋友， 他对我的缺点就像照镜子一样直言不讳。
It is only the greathearted who can be true friends; the mean and the cowardly can never know what true friendship is. 只有伟大胸怀的人才是真正的朋友; 平庸和怯懦之辈决不可能了解真正友谊的含义。
No man can be happy without a friend, nor be sure of his friend till he is unhappy.没有朋友的人不会幸福，不处逆境不能识别朋友。
Nothing makes the earth seem to spacious as to have friends at a distance; they make the latitudes and longitudes. 远方的朋友能使世界变得非常宽阔; 他们组成了经纬度。