Chinese phrase
我们是不是不该先假定〜？ wǒ men shì bú shì bù gāi xiān jiǎ dìng 〜
Meaning
Shouldn't we be careful not to assume ___ at the outset?
When to use it
It questions whether something should be assumed first. It often sounds careful and polite in discussion, especially when a conclusion may be too quick.
Example dialogue
我觉得人天生就是自私的。 wǒ jué de rén tiān shēng jiù shì zì sī de
I think people are selfish by nature.
可是，我们是不是不该先假定人天生就是自私的？ kě shì wǒ men shì bú shì bù gāi xiān jiǎ dìng rén tiān shēng jiù shì zì sī de
But shouldn't we be careful not to assume at the outset that people are selfish by nature?