Dark influence on the hearts and implanting locks regarding the Quran.

[Homeless Nutter]

The hypothesis is as follows:

There is a dark influence on the hearts that prevents people from reflecting enough to see the clearer and more logical recitation in many verses and well established hadiths.
[...]

I think I see the problem you're having. You see, heart is merely a muscle, that's supposed to pump blood around your body and that's about it. For "reflecting" and "logic" it's best to use one's brain. Hope this helps.