what one doesn't know won't hurt one

Cliché Unknown facts cannot worry or upset a person. Don't tell me that I have made a mistake. What I don't know won't hurt me. Don't tell him the truth about his missing dog. What he doesn't know won't hurt him.

Common Names:

Name	Pronounced	Usage
Haider	-	Arabic
Marks	[ma:ks]
Payne	[pein]
Noll	-	Medieval English
Samouel	-	Biblical Greek
Urbanus	-	Late Roman, Biblical Latin