Board Thread:Legitimate Canon Questions/@comment-141.224.199.87-20140730014502/@comment-11533671-20140809074336

^ If you think about it Peter has one major fallacy...complete blind-rage whenever he seeks vengeance against those that have personally attacked him.

S1's killing of Laura? I imagine his reasoning was that she wasn't using her abilities as the Hale Alpha to kill those responsible for the massacre their family had endured. So as soon as he was able - he took it.

S4 and Mute? Well he said he was a "creature of habit".