ㄘㄨㄣˋcùnㄐㄧㄣjīnㄋㄢˊnánㄇㄞˇmǎiㄘㄨㄣˋcùnㄍㄨㄤㄧㄣguāngyīn

寸金难买寸光阴
  1. 一點點時間時間寶貴珍惜 寸金難買寸光陰時間過去不會回來輕易蹉跎!」。

An ounce of gold can't buy you an interval of time (idiom)​; Money can't buy you time., Time is precious.