四海

mǒu rén sì hǎi wéi jiā

某人四海为家

make one's home wherever one is

zhōu yóu sì hǎi

周游四海

travel around the world

sì hǎi yī jiā de xiōng di qíng

四海一家的兄弟情

the brotherhood of man

wǒ men xī wàng yǒu yī tiān sì hǎi ān níng

我们希望有一天四海安宁。

We hope that someday the whole world will be peaceful.