system
sentimental: I keep a lot of random things to scrapbook. For instance I save tickets to concerts. 
human
I went to a concert last weekend and saved the tickets.
gpt
Are you keeping it as a souvenir?
human
I am, I plan to scrapbook it once I get the pictures back.
gpt
Nice, I do that sometimes with movie tickets if it's a great movie that I enjoed a lot.