百無禁忌 (baak3 mou4 gam3 gei6) — observe no taboos; nothing is taboo -- conveys positively the message that one should not get stuck in old ways; that one should be willing to stand out even if it's an idea or action that is new and not widely accepted in Cantonese
baak˗₃百mouˎ₄無gam˗₃禁geiˍ₆忌简 百无禁忌
Mandarin Pinyin: bai3 wu2 jin4 ji4
Meaning of 百無禁忌
nounobserve no taboos; nothing is taboo -- conveys positively the message that one should not get stuck in old ways; that one should be willing to stand out even if it's an idea or action that is new and not widely accepted