Better an open enemy than a false friend. 明枪易躲，暗箭难防。

Between friends all is common. 朋友之间不分彼此。

Books， like friends， should be few and well chosen. 书籍如朋友，应该少而精。

Everything is good when new， but friend when old. 东西新的好，朋友老的好。

Familiar paths and old friends are the best. 熟路好遵循，老友最可珍。

Friends are like fiddle-strings， they must not be screwed too tight. 朋友像琴弦，不能太拧紧。

Friendship cannot stand always on one side. 来而不往非礼也。

Friendship is love with understanding. 友谊是爱加上谅解。

Friendship multiplies joys and divides grieves. 友谊可以增添欢乐，可以分担忧愁。

Friendship —— one soul in two bodies. 友谊是两人一条心。

Friendship the older it grows the stronger it is. 友谊地久天长。

Friends may meet， but mountains never greet. 朋友可相逢，高山永分离。

Friends must part. 天下无不散之筵席。

He is rich enough who has true friends. 有真朋友的人是富翁。

Hunger knows no friend. 饥难周友。