As long as you know your friends across the sea, you will be as close to each other as you are to the end of the world. - (Tang Dynasty) Wang Bo

We are both fallen people in the world, so why should we have known each other before. - (Tang Dynasty) Bai Juyi

Don't worry about the future. No one in the world knows you. - (Tang Dynasty) Gao Shi

Nothing in the world is as pleasant as friends, and nothing as pleasant as friends is to talk about. - (Qing Dynasty) Pu Songling

The most important thing for people to know each other is knowing each other, and the most important thing for people to know each other is knowing their hearts. - (Spring and Autumn Period) Mencius

The friendship between gentlemen is as light as water, while the friendship between villains is as sweet as wine.