It's a sad indication of where Washington has come where policy differences almost necessarily become questions of integrity. I came to Washington in the late '70s and people had the ability in the past to have intense policy differences but didn't feel the need to question the other person's character.
Scientists have become the bearers of the torch of discovery in our quest for knowledge.
And in that I cannot send unto you all my businesses in writing I despatch these present bearers fully informed in all things to whom it may please you to give faith and credence in what they shall say unto you by word of mouth.