1、相見情已深，未語可知心。——李白
When we meet each other, we can know each other without words.
2、朋友如甜瓜，百試始得壹。——法國
A friend is like a melon.
3、布衣之交不可忘。——李延壽
We should not forget the friendship between cloth and clothes.
4、交友投分，切磨箴視。——周興嗣
Make friends, share your points, sharpen your admonition.
5、相知在急難，獨好亦何益。——李白
It's no good to know each other in a hurry.
6、患難識朋友。——列寧
A friend in need.
7、少年樂相知，衰暮思故友。——韓愈
Young people are happy to know each other, but in the evening they miss old friends.
8、朋友是瓶子，碎了就碎了。——劉同
A friend is a bottle. It breaks when it is broken.
9、交心不交面，從此重相憶。——白居易
Heart to heart, not face to face, from now on we will remember each other again.
10、貧遊不可忘，久交念敦敬。——鮑照
Don't forget to travel in poverty.
11、友誼是心靈的結合。——伏爾泰
Friendship is the union of the mind.
12、君子忌茍合，擇交如求師。——賈島
A gentleman should not agree with each other, and choose a friend as a teacher.
13、同心而***濟，始終如壹。——歐陽修
One heart and one hand, consistent.
14、勢力之交，古人羞之。——劉義慶
The ancients were ashamed of the exchange of power.
15、君有奇才我不貧。——鄭板橋
You have a genius, I am not poor.