Ms Harman echoed an argument that others have made against the resolution: that Turkey itself is tiptoeing towards normal relations with neighbouring Armenia.
These Dan-ites can be assured that the handsome, self-possessed 22-year-old actor delivers nicely, conveying a lot in a performance that requires an excessive amount of silent tiptoeing.
The BBC's political correspondent Gary O'Donoghue said all the main parties at Westminster were tiptoeing around the issue, largely because older people are more likely to vote than other age groups and there are county council elections in England and one in Wales later this week.