Re: "Better friends than enemies"

冤家宜解不宜結 [jyun1 gaa1 ji4 gaai2 bat1 ji4 git3] literally means one should (宜) 解冤 (ending a feud) instead of 結冤 (starting a feud).
Figuratively, it means better (make) friends than (make) enemies.

P.S. It's in CantoDict.