Have you ever...?

...felt so sad that you don't know you are shutting out everything around you, including the person smiling right in front of you? So sad that you don't hear your phone ringing; so sad that you don't realize it's tears falling down your face and not rain?

...felt so low that no matter how much effort you put into something your output still spells disaster? So low that you've forgotten you can speak up and be heard?

...felt so numb you don't feel the hunger anymore? So numb that your five-hour headache is disguisingly comforting?

...