At least at first, the new thing is rarely as good as the old thing was. If you need the alternative to be better than the status quo from the very start, you'll never begin.
Seth GodinThe object isn't to be perfect. The goal isn't to hold back until you've created something beyond reproach. I believe the opposite is true. Our birthright is to fail and to fail often, but to fail in search of something bigger than we can imagine. To do anything else is to waste it all.
Seth Godin