You can, you have to do it manually. There are several ways to quote a locked topic. You can find some here- https://bitcointalk.org/index.php?topic=4144474.0

Anyway, I support your application and wish theymos make you merit source. I like the posts you have quoted. Most of the application only quote some from meta (Quoting threads only from meta doesn't evaluate a person's ability, IMO.)