沒有金剛鑽，別攬瓷器活 [没－－刚钻－别揽－－－]

Jyutping mut6 jau5 gam1 gong1 zyun3 ， bit6 laam5 ci4 hei3 wut6
Pinyin méi yǒu jīn gāng zuàn ， bié lǎn cí qì huó

Definitions (Wiktionary)
  1. proverb
    if you can't stand the heat, get out of the kitchen
    (syn.) 唔好戴咁大顶帽, 冇咁大個頭, 唔好戴咁大頂帽, 冇咁大个头