For people who have tried to turn an idea into something real, what was the hardest part? I'm curious about people's actual experiences starting or creating something from scratch, whether it was a business, creative project, product, book, app, or anything else. What part of the process was most difficult for you? What did you try when you got stuck? Was there anything you wish you had known earlier? Did you ever decide to get outside help? If so, what made you decide it was worth pa...