Have you considered that you are living in different places in time?
Some people often think about the past, some people are really in the present, and some people live in the future.
You seem like the type of person who lives in the future, imagining scenarios and how you would overcome them. So you're starting from the success point and reverse engineering the solution.
She might be living more in the present, thinking about how to go from this moment to what you want to achieve. That leads to her thinking about problems and what's unrealistic from today's perspective.
Try to not see this as her not believing in you. She wouldn't give you her opinion if she didn't care. See it as another perspective and try to use it to your advantage, but you are the one that needs to believe in yourself in the first place. If you truly did, it wouldn't affect you that much to write a post on Reddit.
Have you considered that you are living in different places in time?
Some people often think about the past, some people are really in the present, and some people live in the future.
You seem like the type of person who lives in the future, imagining scenarios and how you would overcome them. So you're starting from the success point and reverse engineering the solution.
She might be living more in the present, thinking about how to go from this moment to what you want to achieve. That leads to her thinking about problems and what's unrealistic from today's perspective.
Try to not see this as her not believing in you. She wouldn't give you her opinion if she didn't care. See it as another perspective and try to use it to your advantage, but you are the one that needs to believe in yourself in the first place. If you truly did, it wouldn't affect you that much to write a post on Reddit.