餓死事小，失節事大 [饿－－－－－节－－]

Jyutping ngo6 sei2 si6 siu2 ， sat1 zit3 si6 daai6
Pinyin è sǐ shì xiǎo ， shī jié shì dà

Definitions (Wiktionary)
  1. proverb, figuratively
    integrity needs to be upheld even to the point of death
  2. proverb
    death by starvation is a small matter, but losing one's chastity is a great matter