When Bilbo tells Bofur that Dwarves are used to not belonging anywhere. And Bofur (hurt) agrees…
Fans who haven’t read the Silmarillion don’t really understand the depth of that hurt.
The Dwarves were created behind the back of Eru (Middle Earth’s God analogue.) And were only begrudgingly allowed to exist.
They don’t really belong anywhere on every level you can possibly imagine.