Meaning of the word "two blacks don't make a white" in English

What does "two blacks don't make a white" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

two blacks don't make a white

US /tuː blæks doʊnt meɪk ə waɪt/
UK /tuː blæks dəʊnt meɪk ə waɪt/
"two blacks don't make a white" picture

Idiom

a proverb used to suggest that a second wrong action does not correct or justify a first wrong action

Example:
Just because he lied to you doesn't mean you should lie back; two blacks don't make a white.
I know you're angry, but two blacks don't make a white, so don't seek revenge.