Ron could never understand her friendship with Augustus. His hatred for the man was absolute. Not even Augustus could blame him either. He'd taken the loss of his older brother Fred very hard. When George was executed just a short time later, he blamed Augustus for that as well. His reasoning was that maybe the twins together would've come to the inevitable conclusion that it was better to comply than die. George was too far gone in his grief to see the sense in resisting the urge to fight.