I don't think it's a matter of 'complicated', rather it's profundity ...The Bible is just not that complicated. People seem to always be looking for some "deeper" meaning.
No, but then there's a lot more to the Bible than the simple statements.The statement to "love your neighbor" shouldn't be that complicated.
Seek and ye shall find is mentioned quite a lot ... I suppose it's a 'meat and milk' thing. (1 Corinthians 3:2)