Articles like what you wrote on top Steemit witnesses ought to have settled any questions about whether you bring value to the platform long ago. I may be a newbie but even I can tell you're one of the best posters to follow, because you share the most human insights into what goes on in this complicated, fresh community.

If self-doubts are a useful part of your personal process, then I don't want to scold you for having them. If all they do is plague you, however, then I urge you to drop them like a radioactive potato. Your contributions are valued immensely! Just look above and below this comment at how many others are chiming in about loving what you do.