Why did minosthink that if daedalus can't find his way out so much better?

Minos believed that if Daedalus, who built the Labyrinth in Crete, couldn't find his way out of it, then it must be an exceptionally secure and impenetrable structure. This helped Minos feel confident in the Labyrinth's ability to confine the Minotaur and prevent it from escaping.