Who, or what, is reflected on the surface? When the boundary between the real and unreal collapses, only the self who lives in this world can determine how to continue one's existence.
Who knows?
...لا أعلم
Keine Ahnung, wann ich wieder herkommen könnte.
Quién sabe...
Quién sabe...
Je ne sais pas 
quand je reviendrai.
Chissà...
Não sei...