He paid tribute to his own leader's conscientious objections before embarking on a sweeping account of Labour's history of international solidarity and the left's record of standing up to fascism, reaching back to the voluntary brigades that fought in Spain against Franco.
He cruised past the nonprofit, collectively owned, all-ages "conscientious punk" club 924 Gilman Street, where Green Day established itself in the early 1990s while the band members were still teenagers.
By his own admission he is "overly conscientious about the kind of choices I make, almost to a fault.
Follow JennIfer Scoulder on taketerisks
He was beaten for his brave, conscientious honesty, and his own business (the Booker's Place of the title) was torched.
By his own accounts, my dad was a conscientious soldier, and so far the documents I have seen from the Black Watch show no record of disobedience.
Since returning from Iraq in 2004 he has become a member of Iraq Veterans Against War and traveled widely speaking about the abuses at Abu Ghraib prison and his own decision to become a Buddhist conscientious objector.
Conscientious travel supporting locally owned small businesses, organizations emphasizing fair trade learning principles and vetted study-abroad programs are good options.
For ages I've had my own shorthand for that kind of modest conscientious English un-bling; I've called it "Clarks-y", after C&J Clark, the privately owned Somerset shoe business, founded by Quakers in 1825.
