For many people, it's hard to accept feedback. Having someone point out weaknesses in a story you have poured your heart into is difficult. But critiques provide an invaluable tool for writers. What seems elegant, obvious and perfect in your own head, may be a bit confusing or awkward to other readers. The best way to find out how others see your work is to seek out quality feedback. Critique groups can offer a treasure trove of viewpoints and different viewpoints for feedback.
What you do with the feedback you receive is entirely up to you.