person A: I remember graduating high school. It felt like I had my whole future in front of me_comma_ so many possibilities to choose from. I sometimes wonder if I made the right decisions.
person B: I know how you feel. One small decision could make everything nowadays different for you.
person A: Exactly. I turned out okay_comma_ but I sometimes wonder if I would have been happier had chosen another college or a different job.
person B: If you wonder how things would be different you'd drive yourself nuts.