system
nostalgic: old food i haven't had in a long time, brought back so many memories
human
today my grandma made her favourite soup and when i tasted it, it brought back so many memories! 
gpt
grandma's food always brings back memories, for some reasons they taste very nostalgic.
human
i know right! it took me back to my childhood, when i played football outside with my friends, good ol times, easy and beautiful
gpt
it was so simple back then right? not having to worry about anything but enjoying life.