All the splendor 1 in the world is not worth a good friend .(Voltaire ,
French thinker) 人世间所有的荣华富贵不如一个好朋友。 (法国思想家 伏尔泰)
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。
Be slow in choosing a friend; slower in changing. 选择朋友要审慎，摒弃更要审又慎。
A friend in need is a friend indeed. 患难见真交。
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 his crimes. 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. 囊中有钱，不如朝中有友。
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 has 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 everybody 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 joke never gains an enemy but often loses a friend. 开玩笑总不能化敌为友，反而有时会失去朋友。
Better lose a jest than a friend. 宁可不说一句俏皮话，以免得罪朋友们。
Choose an author as you choose a friend. 选书如择友。
He that has a full purse never wants a friend. 只要袋里有，不愁没朋友。
Life without a friend is death without a witness. 在世无朋友，死后无证人。
Thy friend has a friend and thy friend's friend has a friend so be discreet. 你的朋友有朋友，朋友的朋友又有朋友，所以要谨慎小心。
To preserve a friend three things are required: to honour 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。
Trust not the praise of a friend, nor the contempt of an enemy. 不要信赖朋友的赞扬，也不要仇敌的轻蔑放在心上。
We can live without a brother, but not without a friend. 我们生活中可以没有兄弟，但不能没有朋友。