Yes! First and foremost, your account is worth money, so you should secure it.
Secondly, we urge you to read the rest of the FAQ, so you know the ins and outs of Steemit. It may seem like a daunting task, but we promise you will come out the other end a much more knowledgeable Steemian. Knowledge is power, and with your new superpowers, you are significantly more likely to achieve a high level of success.