Cool, in that case using super glue on the lock should block that up enough that people won't be able to use it any more, and it should be much cheaper than buying anything new.
When it comes to keeping people out though, do keep in mind that no realistically usable suitcase will prevent access once someone has access to some basic tools and privacy.
Well, I'd certainly want someone else to check his work first!
But even that is beside the point. Gandhi's achievements aren't in an inherently rational and objective field. No matter who you are, gravity works the same.
But instead Gandhi's field is morals, ethics and politics. Those are inherently subjective and about opinions. If you have a really shitty opinion, then yeah, I'll question your other opinions.