Friends are very important to all of us. No one can live without a friend .And there are a lot of proverbs about friends, such as
A life without a friend is a life without a sun.(人生没有朋友，犹如人生没有太阳。) The best mirror is a friend's eye.朋友的眼睛是最好的镜子
The most precious of all possessions is a wise and loyal friend.最珍贵的财富是聪明而又重视的朋友
Friendship multiplies joys and divides grieves.友谊能增添欢乐，分担忧愁
Although more friends often bring more joy to your life, you have to be careful when choosing a friend.
We all need to know
A friend without faults will never be found.
He is a good friend that speaks well of us behind our backs.
A friend to every body is a friend to nobody. 广交友，无深交。
No road is long with good company.与良友为伴，路途不觉远
We should be careful when choosing friends. However, we should also be a good friend to others. Here are some proverbs about it :
A man who has friends must show himself friendly.
A true friend is one who overlooks your failures and tolerates your successes. -- Doug larson
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。
I cannot be your friend and your flatterer too.
And there are some expressions about friends
a friend at court 靠山
our dumb friend 可怜虫
make friends again 言归于好
fair-weather friends 酒肉朋友
we hope you can make good friends and enjoy everyday with them .
and that’s all .