You have a minor misspelling in the following sentence:
Being every day 8 or 12 hours working on your music, practicing, studyng, could be exhausting and repetitive, but there are some days that full us with energy and inspiration, and help us to remeber why do we love music, and why do we invest a lot of time on this.It should be remember instead of remeber.
Opportunities come infrequently. When it rains gold, put out the bucket, not the thimble
That's it!