If you don't lie,

you don't have to remember what you said:

"My statement is clear, and let me read it again. Let me read it again. I'm sorry. I have to find the page," said a flustered Mrs. Pelosi, shuffling through papers, her hands quivering a bit, as she sought to stick to her prepared text.

"When -- when -- when my staff person -- I'm sorry, the page is out of order -- five months later, my staff person told me that there had been a briefing -- informing that there had been a briefing and that a letter had been sent. I was not briefed on what was in that briefing; I was just informed that the briefing had taken place," she said.