看菜吃饭, 量体裁衣

fit the appetite to the dishes and the dress (or clothes) to the figure—act according to actual circumstances

♦ 俗话说: “~”。 我们无论做什么事都要看情形办理。 There is a proverb: “Fit the appetite to the dishes and the dress to the figure”. Whatever we do must be done according to actual circumstances.