I'm personally much happier, but this is due to the fact that: 1. I make a lot more money now so I'm financially stable 2. I've transitioned to a career that

I'm personally much happier, but this is due to the fact that: 1. I make a lot more money now so I'm financially stable 2. I've transitioned to a career that is rewarding 3. I don't have as many existential fears/anxieties 4. I have the drive and discipline to do what I need to do Not everyone experiences these, and I'd imagine that without them, my 30's would be far worse than my 20's.