One doesn't state that he/she has probably made mistakes == person is implying he's never given bad advice.

One does state that he/she has probably made mistakes == its the "ol' Damning Admission" strategy

Do you even think?

"The only way to win is not to play" is always a time honored strategy.

What you say during your PR pitch is almost irrelevant (unless you fuck up catastrophically). The nature, location and the very fact that you're doing a PR pitch speaks much much louder than the content of your pitch.