St. Thomas Aquinas on DESIRE

"For St. Thomas, following the inspirations of his predecessor St. Augustine, human beings are primarily lovers. We "hit the ground, running," so to speak. To be a human being is to be a being on the move. You don't need to encourage a child to explore, to run endlessly in search of the next fascination. Indeed, a child who is said to lack all curiosity is one who needs some attention; something must be wrong. Like children, we are all first and foremost people of desire. All human actions begin from desire, from the impulse at the very core of our existence to reach..."

--http://muse.jhu.edu/cgi-bin/access.cgi?uri=/journals/logos/v005/5.4thompson.pdf&session=56889987

That is human nature. We dont have to abstain from exploring our desires! This would entail to personal imbalance. Whenever there is absence or lack of it, we as humans will not be complete. I think this is the very reason why some priests of some religion have wives and concubines.

That is nature. A natural law that we can't fight against. Its like trying to stay still in the midst of a hurricane... you will never win!