If you don’t realize that selling your soul to Satan is a losing bargain, you certainly should not be described as a genius.
Can you be competent at fulling ignorant rubes and be evil? Yes.
Can you successfully implement your plans and be evil? Yes.
Can you actually understand the LORD and be evil? No.
Fooling, not fulling
“Can you actually understand the LORD and be evil? No.”
What about Lucifer? Used to be one of the highest angels in heaven, and knows the Bible backwards and forwards, yet he is evil.
Same for Judas. One of the twelve, walked with, talked with, ate with, and slept beside Christ. Yet he turned to evil as well.