[Even with that impassioned plea, the Seeker's expression remains an unreadable wall of calm and detachment. He's not here to argue for a position, but to root out the truth of the situation and address it appropriately. If he approves of her appeal for Cade's life, he's not showing it, nor does he intend to let it color the ultimate decision.

...it's probably why Templars hate it when a Seeker shows up.]

And is it a Dalish practice to taunt a rabid dog into attacking?

You admit to seeing his condition, though the report I have been given states that you pushed him.

[He is being harsh. But he wants the truth. All of it. Not opinions or feelings or impressions. However, he did want her entirely aware of the very serious potential consequences of her testimony about the event.]