What's that supposed to mean? [ There's an unspoken, 'Oi' somewhere in there when he catches the light dig. His tone, despite being somewhat dry, still sounds like there's the ghost of laugh in there somewhere though. ] You could argue that being a school teacher talks an incredible amount of bravery. Teenagers are vicious.

[ The Doctor can't deny it though. In fact, he'd whole heartedly agree. His companions came in all shapes and sizes, but if there was one common thread stringing them together it was how brave they were. Traveling with him wasn't exactly a walk in the park (although this was turning out to be one so far), and most people would have had one misstep and be asked to returned to their time immediately. Some had in fact.

The amused wryness immediately turns into a look of bewilderment. ]

And what gives you that impression? [ Surely not the ring that looks suspiciously like a wedding band on his ring finger. Surely not that. ]