Seeping through the walls

I am three weeks shy of embarking on a journey that I once embodied only as a dream.  The thought--the prospects of emotions that will likely flood through me during this experience--have been quietly warming my insides since I first discovered I had been granted such an amazing opportunity.  I am as calm as I am scared.  I am as happy as I am sad.  This is an anxious unknown that has me squeamishly pondering questions with unknown answers.

I am nearly entirely prepared, equipment-wise.  Emotionally, I am scared out of my wits...