Believe that's in reply to the Paladin Warhorses not taking Champion levels into consideration.
Edit- Ah, right, and the normal horse being weaker than the warhorse, ie liking that the warhorse is stronger but not liking having to wait for an extra long time because of multiclassing. Or something. Eh.
Edit again- Oh, right. Not a "not understanding the comment," but a "this shouldn't have any impact on your decision" thing. *Sighs and goes back to bed since her comprehension rate is at an all time low.*