Just a thought:
Understanding people is beyond my power of understanding.
Union Square, NY – by day
… and by night…
Watching Rome, the series, I’ve noticed “Janus, one of the oldest Roman deities, a god of the beginnings, represented by gates and doorways (the Latin word ianua). He is frequently shown with two faces“. Read more on Shrine of Janus page at VROMA, A Virtual Community for Teaching and Learning Classics.