David Vitter actually said...

"I believe this is an important discussion we are having today, and one that needs to be held over and over again."

"I doubt whether very many of them--or many of us in the Congress--could provide a detailed answer to the question of why they feel it is important."

"But, if you say, 'Who has the mandate in this?' it's probably the President's science advisor and the national security advisor."

"Thank you very much, Mr. Chairman. Thanks for calling this important hearing, and I certainly join you and Senator Hutchison in welcoming our very, very distinguished panel."