For me: - I didn't work hard enough. - I didn't have any previous success or experience. - I was starting it in a second language I didn't speak well enough.

For me: - I didn't work hard enough. - I didn't have any previous success or experience. - I was starting it in a second language I didn't speak well enough. - I was on my own and had no one to turn to for emotional support. It's all too easy to read the startup blogs and think "Gee, I should be doing that!" but when the rubber hits the road it's much more difficult than I ever imagined. Lesson learned.