Who said "It's not a lie if you believe it."?

This quote is attributed to Homer Simpson.

It's not a lie if you believe it. - Homer Simpson

"It's not a lie if you believe it."

Homer Simpson Truth

"D'oh!"

"Why you little!"

"Mmm... donuts."

"I'm so hungry I could eat at Arby's!"

"Lucy, you got some 'splainin' to do!"

"You must always be honest with the people you love."

"Truth always comes out in the end."

"Honesty is always the best policy."