[Something flares briefly in Natasha's gaze and she glances away, a shiver slipping down her spine. Her lips curl wryly for a moment before she shakes her head.] Yes. I can imagine it would be. That's not really an acceptable alternative, when it comes down to it.

[She flashes Vastra a small smile in apology.] And I know you are. I'm sorry. I'm not very good at accepting... sympathy.