四海之內皆兄弟 (sei3 hoi2 zi1 noi6 gaai1 hing1 dai6) — all are brothers within the four seas in Cantonese
sei˗₃四hoiˊ²海ziˉ¹之noiˍ₆內gaaiˉ¹皆hingˉ¹兄daiˍ₆弟简 四海之内皆兄弟
Mandarin Pinyin: si4 hai3 zhi1 nei4 jie1 xiong1 di4
Meaning of 四海之內皆兄弟
nounall are brothers within the four seas