He's made some...rough concepts of what the people of Quentin's world (all species included) are like, so there is only the faintly raised eyebrow at the word races.

An entire world summed up with one word, a plural noun.

"As much as you've got my curiosity up... it'll have to wait until our next lesson, Quentin." Beauford's just going to make a pointed glance towards the doors to the kitchen which are opening to admit the regular staff back in to start work.

Unless he wants to talk about this in front of the entire kitchen and wait staff... "Besides, I've had tofurky pizza."