人往高處走，水往低處流 [－－－处－－－－－处－]

Jyutping jan4 wong5 gou1 cyu3 zau2 , seoi2 wong5 dai1 cyu3 lau4
Pinyin rén wǎng gāo chù zǒu , shuǐ wǎng dī chù liú

Definitions (CC-CEDICT)
  1. man seeks his way up just as water seeks its way down (idiom)
  2. one should constantly strive to make progress