I co-founded a startup with 2 other people and really regret that I didn't quit before the thing kind of imploded after 2 years. I was one of the worst experien

I co-founded a startup with 2 other people and really regret that I didn't quit before the thing kind of imploded after 2 years. I was one of the worst experiences in my life and at the beginning I thought like this guy: oh yeah, life is not tough enough, it needs to get harder so it's challenging and I get somewhere. I wish I had failed fast and left this horrible experience after 3 months.