That's definitely understandable, though I guess a bit sad. Does anyone who's not Polish speak Polish? That hasn't been my experience. I've met a few Polish people and seemed such a foreign language to me(doesn't sound like any European or Slavic language I've ever heard). Does it have any related languages whose speakers would be able to pick it up easily?(such as French/Spanish/Italian for example).
Since you're hiring and working remotely doesn't this severely restrict your hiring pool?