“Hurt me once, shame on you; hurt me twice, shame on me.”
“fool me once, shame on you. fool me twice, shame on me.”
“fool me once shame on you, fool me twice shame on me.”
“Fool me once shame on you, fool me twice shame on you for tripping me as I run away.”
“Fool me once, shame on youfool me twice, shame on mefool me thrice, I'm gonna get the frying pan!”
“Fool me once, shame on you. Fool me twice, I'm a bleeping idiot.”