[A soft smile back and then a rude and not ginger look with voice]

You don't have endearing traits. No

[Nearly flirting with you, Albus, oops. Ten doesn't mind when others pick up on things that one doesn't usually - but when it comes to The Doctor's own flaws he does mind; just a bit and firm look with a firm head nod and dry remark]

Humans crave immorality or longer life and don't understand the price that comes with that.

[Tongue click]

Astronomy room?

The regular library?

[Ten is curious on why Albus didn't ask why the lost library of Alexandria is in the Tardis]