tshit-gue̍h-puànn ah-á m̄-tsai-sí

華語：七月半的鴨子不知死，死到臨頭不知憂。

said of a person acting foolishly or wickedly in spite of impending calamity (Lit. On fifteenth of the seventh lunar month, the duck does not know it is soon be slaughtered to be eaten during the feast.