What I say here around not quitting is the most important one: https://news.ycombinator.com/item?id=28701942 https://news.ycombinator.com/item?id=28701942 You'

What I say here around not quitting is the most important one: https://news.ycombinator.com/item?id=28701942 https://news.ycombinator.com/item?id=28701942 You'll get better at evaluating what directions will result in traction as you go through more ideas and spend more time. We went through 6 or 7 different ideas, including: outsourcing website, website for finding photographers, alumni map for MIT students, Sonalight voice recognition, before landing on Amplitude. Here's our application to TechStars for one of them when we were very early on which is funny to watch now: https://www.youtube.com/watch?v=4PIM5wWut5Q https://www.youtube.com/watch?v=4PIM5wWut5Q