Fling dirt enough and some will stick

Tell enough lies about a persona nd some of them will be believed. In the modern way of speaking,the process is known as a smear campaign.

‘I don’t care what they say about me. It isn’t true, so why should I worry?’
‘Don’t forget the old proverb. “Fling dirty enough and some will stick.”‘

See also:

• Give a dog a bad name and hang him
• Give a lie twenty-four hours' start, and you can never overtake it