That just doesn't make any sense to me.
That's like you're walking down the street, and someone hits you in the head with a rock, and you're like "This is my fault for not wearing a helmet."
Like, yeah, you COULD have taken precautions. But you shouldn't have to. The precautions only become necessary when someone ELSE does something wrong. But it's still THEIR fault for the wrongdoing, not yours.
Hey man. Everyone loses their first game of Civilization to a random barbarian unit because they were too busy researching Pottery.