I can completely relate. It's a great risk starting anything. It is an insane rollercoaster just getting one idea to flourish to its maximum capacity. I always remind myself and others of a key point.
"A master at any craft has failed more times than a student at the craft has even tried. "
The journey is long but you have a place filled with like-minded people so discuss, refill that motivator and get right back up. Your in a place where creators from all over have gathered. Keep at it. Your day of victory draws closer every time you try and even when you fail!