system
nostalgic: I used to be really good at riding a bike, then I injured my knee. I can't ride anymore.
human
I used to be able to ride a bike and I enjoyed it, then I injured my leg. I miss that now.
gpt
I know what you mean. In time you will be able to ride again.
human
I really hope so. It's been years and it hurts whenever I try.
gpt
Have you thought about getting therapy?  Sometimes, it will speed the process of healing.
human
I did for a while. Maybe I should do more of that. It might help.
gpt
Yeah, it will not hurt. Can you go for walks instead?