I didn't down vote this but considering you seem to be new I feel I should explain why it was down voted and probably rightly so.

Currently the consensus on this site and among experts is that humans are inherently irrational on many things. Evolution hacked our brains together and the reasoning part of the brain always having the best possible map of reality was not an end in itself. Search for mention of evolutionary psychology you'll quickly run into examples, though speculation about the evolutionary origins of said features or from our perspective flaws are often poorly founded.

Besides the older sequences the recent one by Kaj Sotala on Robert Kurzban's book might be a good place to start reading.