When you're writing about the past, you're constructing it. It's fiction.

imagine swimming in other people's memories - waters hold memories / who's past am I diving into

"Good memory is not data storage. Forgetting is necessary for true memory."

“You forget what you want to remember, and you remember what you want to forget.” — Cormac McCarthy

"My memory is my only homeland,"
– Anselm Kiefer