"My passion for guitar" - activities essay

We know you lead a busy life, full of activities, many of which is required by you. Tell us something that you do for the pleasure of it. (100 words or less)

It was Marieta who awoke in me that love. Who is Marieta? it is a classical guitar piece composed by Francisco Tárrega.
Since I was ten, I took music lessons at the national conservatory. But it was only five years later that I discovered the extent of pleasure I get from playing and listening to classical guitar.

Since then, handling the cadence of arpeggios, the subtleties of tremolos is a challenge I undertake with delight.
Away from study and reading, away from people, and crowd, guitar takes me to a peaceful and serene world where I can refill with energy.

Any advice would be welcome.
These are exactly 100 words

I can refill myself with energy.

I'm not quite sure but you say:" It was Marieta who awoke in me that love". I don't know whether it would be right to say this when it's not a person you're talking about.

I think you need to change "refill with energy" to something else

hmm I am not sure as well if it is correct to say "who" in that case, can "that" be a good subsitute??

What can I put in place of "refill with energy"??
in general is my essay good enough?

It was Marieta that awoke in me that love. Marieta is a classical guitar piece composed by Francisco Tárrega. When I was ten, I learned that piece during my lessons at ...

I revised this the way I would like to have it... there is no reason to personify the piece with "who." The coolness is that the reader will personify it for a moment. Try it this way that I edited it above! :-) I like guitarists; check out possessed by paul james, my hero.