1. A bosom friend afar brings a distant land near. 海内存知己，天涯若比邻。 2. A common danger causes common action. 同舟共济。 3. A contented mind is a continual / perpetual feast. 知足常乐。 4. A fall into the pit, a gain in your wit. 吃一堑，长一智。
1. A bosom friend afar brings a distant land near. 海内存知己，天涯若比邻。 2. A common danger causes common action. 同舟共济。 3. A contented mind is a continual / perpetual feast. 知足常乐。 4. A fall into the pit, a gain in your wit. 吃一堑，长一智。