A serious problem with multi-tasking

I continue to face a large hurdle in my life of multi-tasking,  The curse of the polymath.  That is the paralyzing nature of too many choices.  I have opened myself to so many options, too many avenues of study and practice that it is nearly impossible to achieve any one thing.  The moment i start to get on a roll writing i feel the tug of music, when i get into a flow of SIAP I feel neglect toward painting. Sadly however, the fear of these feelings keeps me from even starting these tasks.  And lately i have been so distracted by the mundanities of regular life that i have put aside my main tasks.  So, this post is one part admitting a problem and three parts personal motivation to overcome my fear of choosing.  Perhaps it is best to make a time chart and just settle into a schedule,  Despite having a fear of lists and schedules......