Hi Valeria, welcome to Steemit. Perhaps you have a lot of questions about Steemit and no doubt the proper answer is from reading the Official website FAQ: (https://steemit.com/faq.html).

Instead of leave your comfort zone, it's better to expand it. You are what you are. Do what you love and fall in love by keep doing it.

Have fun learning and share your experiences in Steemit. Enjoy!