窮當益堅 [穷当－坚]

Jyutping kung4 dong1 jik1 gin1
Pinyin qióng dāng yì jiān

Definitions (CC-CEDICT)
  1. poor but ambitious (idiom); hard-pressed but determined
  2. the worse one's position, the harder one must fight back
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）