The logic is there and all, but honestly, if you ever think "I'm the only one smart enough to realize it" you're probably being incredibly stupid.
Part of the "evidence" was when he effortlessly blocked a barrage of attacks. If that's not a giant red flag that you should think for a second, you might not actually be smart.
Seriously, dude's just an arrogant idiot. Not even a thought that someone else might work harder than himself.