Don't look down on people!

别小看人！

《新英汉大辞典》

Never look down on people less superior to you.

千万不要小看地位不如你的人。

youdao

Never look down on people less superior than you.

千万不要小看地位不如你的人。

youdao

In Kosovo we see some parallels to World War II, for the government of Serbia, like that of Nazi Germany, rose to power in part by getting people to look down on people of a given race and ethnicity and believe they had no place in their country and even no right to live.

CNN: Transcript: Clinton speaks at Memorial Day Event

We are in an odd way a very snobbish nation but as Alan Bennett once said, snobbery is an amiable vice when it looks upwards, it's only when it looks downward it's horrible, if you look down on people because, if you admire in some way some style of eccentricity in other people there's nothing that wrong with it.

BBC

She told me she used to look down on unemployed people, too.

CNN: Give hope to the long-term jobless