User blog comment:Thailog/Ep. 207 "Depths" discussion/@comment-5046348-20120609232600/@comment-5046348-20120610074747

Agreed he could well be aware, and with the above to he's only acting in self defence. Plus did he know that Kaldur didn't know he was his dad at that point?

I'm not sure why the Light can't be sympathetic seeing as their stated goals are pretty noble in my eyes. They want to put Earth in charge of the universe, it is as they put it survival of the fittest. :)