[Ah, so this is the famous Charles Xavier. Clara offers him a grin and a little wave, because she's incredibly grateful that he's approached her. ]

It seems that people value what you've done in trying to establish a proper school, Charles.

[It speaks highly of his character and who he is as a person, so Clara trusts they'll be able to get on and work well together.]

I taught at Coal Hill School in London. Seventh year students, though I also took the fifth through eighth years to karate every Monday and ran the astronomy club. Where is it you're from?

[She hears that accent.]