Ever since the second grade, music has been a major part of my life.
Is this the best thing to tell the reader at the start of the essay? I think this essay would be okay without this sentence, and you could hook the reader's attention with a sentence that is intriguing or insightful.
The routines professional violinists
follows follow, such as practicing daily and studying
different various interpretations of a composition, have taught me that perseverance will yield progress, even though I may be unable ...
Nice! I hope the AO reader is a musician so she can really appreciate this.