Do not live by cheating others.

不要靠骗人过日子。

youdao

(go against) To be honest, cheating others goes against my principle.

说实话，欺骗他人违背了我的原则。

youdao

Cheating others is never good, and so you should advise others not to do so.

欺骗总是不好的，所以，你应该建议他人不要这样做。

youdao

And finally, some people just can't resist cheating others.

FORBES: Magazine Article

Jarrod fears that all the news coverage of men being promiscuous encourages others to see cheating as inevitable.

FORBES: Celebrating 'Manogamy' on Valentine's Day

Some may justify it, others proudly proclaim it, and others will deny their cheating vigorously, but it's a common activity.

FORBES: Magazine Article