Are you the daughter of Hispanic immigrants? If so, that is a good thing to mention although it might also be obvious from other parts of the application.
Do you speak a language other than English? Did learning it take diligence, dedication and/or perseverance? This can be true even if you learned it as a mother tongue but then had to take classes to be able to read, write and use grammar that was an improvement on baby talk. (Just as native speakers of English have to study English grammar, reading comprehension, etc).
Was there some dedication required to serve your parents as an interpreter or in other ways to smooth their way in US society?
Dance, learning languages and helping immigrant parents' could be your three things that illustrate the characteristics you are trying to highlight.
You could also go with something cute as a tie in -- change perseverance to determination and say something about working hard not to receive a D on the report card but working hard to acheive the other Ds that are so important: ..... That turns it into one of those mnemonics that make an essay memorable.