I don't want to sound cold, but it depends on your SO and the startup. If your SO is someone you can't live without, then your decision is clear. If your startu

I don't want to sound cold, but it depends on your SO and the startup. If your SO is someone you can't live without, then your decision is clear. If your startup is going to make your life so much better, and it's your ultimate passion, but your SO can't accept that, it's time to move on (from the relationship).