他做的事情真是太蠢了。
tā zuòde shìqíng zhēnshì tài chǔn le 。
What he did is really stupid.
有些人蠢得不相信事实。
yǒuxiērén chǔn dé bù xiāngxìn shìshí 。
Some people are stupid enough not to believe the facts.
我不想做蠢事。
wǒbù xiǎngzuò chǔn shì 。
I don't want to do something stupid.