The Labour leader refused to be put off by a protester, and went on to give a masterclass in the higher priggery.
The task of reaching small-c conservatives rests firmly with the Prime Minister.
If Sunak reaches a deal on the Northern Ireland Protocol, he will need it endorsed by DUP politicians with whom he has almost nothing in common.
Not since Lawson in his pomp has there been a Tory Chancellor who communicates such ebullient intellectual confidence, and such scorn for his critics.
His columns from The Times are informed by his experience of what works, and more importantly, what doesn’t work.
Parliamentary sovereignty has become fashionable among Europhiles who used to consider it barbaric.