I'm sure there is a lot more to be known about oxytocin than derived from this article http://www.sciencedaily.com/releases/2009/11/091112095038.htm but here it goes So, if you feel the highs you will feel the lows. If you set yourself up to not feel the pain, you won't feel the gain. Kind of like yin/yang. Perhaps this is common wisdom because it is rooted in human nature.
