system
nostalgic: I was walking in the park and saw people playing tennis and I remembered how I used to enjoy playing.
gpt
Now I am getting older, I realise there are things that I miss doing, like playing tennis or football. Maybe I should start again.
gpt
You should definitley pick them up again. Don't let age stop you!
gpt
Can you imagine a 60 year old on a skateboard! 
gpt
lol well as long as you're fairly active and fit it shouldn't be too big of a problem.
gpt
I agree, i still feel young so why not. Maybe I'll start with a gentle game of tennis!