midnight
I have never seen a female form within these walls . '' `` Recently . '' `` But I have never quitted Lochias for a minute . I have never gone to rest before midnight , and have been on my legs again long before sunrise . '' `` But still there were several hours between your going to sleep , and waking up again , '' replied Pollux . `` Ah , youth -- youth ! '' exclaimed the Emperor , and a satirical smile played upon his lips .