Why is libertarianism so infallible?

Libertarianism is the inclusion of every sapient being into the decision making process and all that logically follows from that. Utilitarianism is the objective of ensuring the most happiness for all sapient beings and all that logically follows from that. Sometimes they compliment each other, other times they contradict.

Discuss.

>>145
I have decided to completely ignore all arguments which contain the words "butthurt", "retard" and "cry" or ad hominem statements. When you repeat your entire argument without such things I will reply.