`` yes , i am as long as maximus , '' temeraire said , `` or anyway , not much shorter ; and also i am a celestial , '' he added smugly : they had left off their training under the pressure of the last threat of invasion , in the year four , at the time unaware of temeraire 's real breed or his particular curious ability of the divine wind and thinking him instead an imperial : still a most valuable breed , but not as vanishingly rare .