三思而行

wàn yī yù shang shén me shì yào sān sī ér xíng

万一遇上什么事，要三思而行！

If anything happens, think well before you act!

sān sī ér xíng shì yī gè tōng sú de shuō fǎ

三思而行是一个通俗的说法。

"Look before you leap" is a familiar expression.

gù yòng sù bù xiāng shí de rén yào sān sī ér xíng

雇用素不相识的人要三思而行。

You should think twice about employing someone you've never met.

wǒ men yī dìng yào sān sī ér xíng

我们一定要三思而行。

We must take considered action.