a time or two
When you say something is true, but then you say it again because you're a dumbass and think that makes it twice as true.
'I'm rich,' he said. 'I'm rich,' he said again. That's a time or two.
She said, 'I'm the best.' Then she said it again. That's a time or two.
He said, 'I'm never gonna fail.' Then he said it again. That's a time or two.