[legitsource]

Have you seen how fast and easy it can be with bumpkeys? It isn't nearly as versatile, but a ring of properly made bumpkeys can open the majority of locks.

[InclinedPlane]

Indeed. And for that matter, pick guns. Nobody lives inside a safe, security is mostly a matter of societal convention.

[legitsource]

My grandfather told me a lock only keeps an honest man honest.

If someone wants something of yours, the only way to keep it out of their possession is to either bank on their honesty or laziness, or to guard it.