Para 1 start with second sentence. Start introducing W3C recognizing WAI is needed. We're here to make sure that everyone can use the web. We are the committee addressing this problem. Tim's quote addresses this.
Rest is secondary.
We need to sell this concept that accessibility is a world-wide concern. World is committed to do that anyhow. WAI techniques permit universal access, Needn't denigrate flashy presentations, and the designers who are being trained to produce them. We're going to make it easier. W3C is gathering place, you too can join in.