When a minister comes under attack from the parliamentary lobby, petty allegations are treated as monstrous crimes.
To appreciate the full wonder of this Budget it is necessary, as the Chancellor said, to be an optimist.
The PM spread good cheer across the Chamber before readying himself to feast with the knights of the G7 at Carbis Bay.
We must not conflate the progress that scientific advancement offers us with the idea that debate becomes redundant in the face of an increased awareness of scientific fact.