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。
A friend to everybody is a friend to nobody. 广交友,无深交。
A friend is not so soon gotten as lost. 交友慢,失友快。
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。
A friend is best found in adversity. 患难见真友。
A friend is a second self. 朋友是另一个我。
A friend in court is better than a penny in purse. 囊中有钱,不如朝中有友。
A faithful friend is hard to find. 益友难得。
A bosom friend afar brings distant land near. 海内存知己,天涯若比邻。