Facepalm

You could....

Frankenstein! you belong then to my enemy—to him towards whom I have sworn eternal revenge; you shall be my first victim.’

The child still struggled and loaded me with epithets which carried despair to my heart; I grasped his throat to silence him, and in a moment he lay dead at my feet.

I gazed on my victim, and my heart swelled with exultation and hellish triumph; clapping my hands, I exclaimed, ‘I too can create desolation; my enemy is not invulnerable; this death will carry despair to him, and a thousand other miseries shall torment and destroy him

...but I didn't read it that as an accident. Imagine using that defense in a courtroom: "I wasn't trying to kill the child, I was trying to kidnap him for revenge. I killed him by accident when choking him to silence him." Especially given the physical mismatch of a huge heavyweight versus a tiny child.

As I said earlier, "I think the problem is the students are giving too much credence to the monster’s monologues"