屁事

tā pì shì dōu bù guǎn

他屁事都不管。

He doesn't care a jot about anything.

gān wǒ pì shì

干我屁事！

I don't care a damn!

nǐ bù gāi wèi zhè me diǎn pì shì ér shēng zhè me dà de qì

你不该为这么点屁事而生这么大的气。

You should't get so pissed off about trivial shit.

wǒ men zhǐ shì wú míng xiǎo zú shén me pì shì yě méi rén gào sù wǒ men

我们只是无名小卒，什么屁事也没人告诉我们。

We're just shit and no one tells us shit.